Britain pledges to defend Sweden if attacked


              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, listens to Finland's President Sauli Niinisto as they arrive at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto meet the media at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto arrive to meet the media, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive for a joint press conference in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack.(AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto shake hands after signing a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson speaks during a joint press conference with Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto sign a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive to sign a security assurance, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, talks with Finland's President Sauli Niinisto, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, listens to Finland's President Sauli Niinisto as they arrive at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto meet the media at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto arrive to meet the media, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive for a joint press conference in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack.(AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto shake hands after signing a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson speaks during a joint press conference with Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto sign a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive to sign a security assurance, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, talks with Finland's President Sauli Niinisto, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, listens to Finland's President Sauli Niinisto as they arrive at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto meet the media at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto arrive to meet the media, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive for a joint press conference in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack.(AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson speaks during a joint press conference with Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto sign a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive to sign a security assurance, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto meet the media at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto arrive to meet the media, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto meet the media at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto shake hands after signing a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto arrive to meet the media, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson speaks during a joint press conference with Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive for a joint press conference in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack.(AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto sign a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive to sign a security assurance, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson speaks during a joint press conference with Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, talks with Finland's President Sauli Niinisto, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Finland's President Sauli Niinisto sign a security assurance, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden and its neighbor Finland, that are both pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, and Sweden's Prime Minister Magdalena Andersson arrive to sign a security assurance, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, talks with Finland's President Sauli Niinisto, at the Presidential Palace in Helsinki, Finland, Wednesday, May 11, 2022. Britain has signed a security assurance with Sweden which like its neighbor Finland is pondering whether to join NATO following Russia's invasion of Ukraine, pledging to "bolster military ties" in the event of a crisis and support both countries should they come under attack. (AP Photo/Frank Augstein, Pool)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin speaks during a joint press announcement with Japan's Prime Minister Fumio Kishida (not pictured) at Kishida's official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin, left, shakes hands with Japan's Prime Minister Fumio Kishida during their meeting at the Prime Minister's official residence in Tokyo, Wednesday, May 11, 2022. Marin is on a three-day visit to Japan, her first official trip to Asia. (Franck Robichon/Pool Photo via AP)
            
              Finland's Prime Minister Sanna Marin attends a signing ceremony at Japan's Prime Minister Fumio Kishida official residence in Tokyo, Wednesday, May 11, 2022. (Franck Robichon/Pool Photo via AP)
            
              British Prime Minister Boris Johnson, left, listens to Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, is welcomed by Sweden's Prime Minister Magdalena Andersson in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, is welcomed by Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, sits in front of Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              British Prime Minister Boris Johnson, left, is welcomed by Sweden's Prime Minister Magdalena Andersson, in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)
            
              Swedish Prime Minister Magdalena Andersson, right, welcomes British Prime Minister Boris Johnson at the Swedish Prime Minister's summer residence in Harpsund, Sweden, Wednesday May 11, 2022. Johnson is on a one-day visit to Sweden and Finland. (Christine Olsson/TT News Agency via AP)
            
              British Prime Minister Boris Johnson, left, is welcomed by Sweden's Prime Minister Magdalena Andersson in Harpsund, the country retreat of Swedish prime ministers, Wednesday, May 11, 2022. Johnson is visiting Sweden and Finland ahead of their decision on whether to apply for NATO membership. (AP Photo/Frank Augstein, Pool)