NATO Annual Summit

Klaus Iohannis, Romania's president, from front left, Ulf Kristersson, Sweden's prime minister, Jens Stoltenberg, secretary general of the North Atlantic Treaty Organization (NATO), US President Joe Biden, Alexander Stubb, Finland's president, and Recep Tayyip Erdogan, Turkey's president, during a group photo at the NATO 75th anniversary celebratory event during the NATO summit in Washington, DC, US, on Tuesday, July 9, 2024. Biden and NATO's 31 other leaders had hoped their summit would celebrate fresh unity against Russia's Vladimir Putin, send a warning to China and prove the alliance is as strong as ever in its 75th year, but the three days of pageantry will be overshadowed by domestic turmoil across the alliance. Photographer: Graeme Sloan/Bloomberg via Getty Images