Ukrainian President Volodymyr Zelensky (L) and Polish Prime Minister Donald Tusk sign an agreement during a meeting in Warsaw, Poland on July 8, 2024, ahead of NATO's 75th anniversary leader's summit. The NATO military alliance in April marked 75 years since the signing of its founding treaty in Washington -- where its members gather for an anniversary summit from 9-11 July 2024. (Photo by Sergei GAPON / AFP) (Photo by SERGEI GAPON/AFP via Getty Images)