In this handout photograph taken and released by the Ukrainian Presidential Press Service on July 8, 2024, Ukraine's President Volodymyr Zelensky (L) attends a meeting with Poland's Prime Minister Donald Tusk (R) in Warsaw, 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 Handout / UKRAINIAN PRESIDENTIAL PRESS SERVICE / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / UKRAINIAN PRESIDENTIAL PRESS SERVICE" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS (Photo by HANDOUT/UKRAINIAN PRESIDENTIAL PRESS SERVICE/AFP via Getty Images)

In this handout photograph taken and released by the Ukrainian Presidential Press Service on July 8, 2024, Ukraine's President Volodymyr Zelensky (L) attends a meeting with Poland's Prime Minister Donald Tusk (R) in Warsaw, 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 Handout / UKRAINIAN PRESIDENTIAL PRESS SERVICE / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / UKRAINIAN PRESIDENTIAL PRESS SERVICE" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS (Photo by HANDOUT/UKRAINIAN PRESIDENTIAL PRESS SERVICE/AFP via Getty Images)

Ukrainian President Volodymyr Zelensky (2R) and Polish President Andrzej Duda (4L) attend talks 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 Wojtek Radwanski / AFP) (Photo by WOJTEK RADWANSKI/AFP via Getty Images)

Ukrainian President Volodymyr Zelensky (L) walks behind Polish Prime Minister Donald Tusk 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)

Ukrainian President Volodymyr Zelensky (4R) and Polish President Andrzej Duda (5L) meet with their delegations 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 Wojtek Radwanski / AFP) (Photo by WOJTEK RADWANSKI/AFP via Getty Images)

Ukrainian President Volodymyr Zelensky delivers a joint press conference with Polish Prime Minister following talks 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)

WASHINGTON, DC - JULY 08: Visitors walk up the steps to the U.S. Capitol building from the Visitors Center on July 08, 2024 in Washington, DC. Some Democratic members of Congress have called on U.S. President Joe Biden to drop out of the presidential race following his debate performance against presumed Republican nominee and former President Donald Trump on June 27. (Photo by Chip Somodevilla/Getty Images)

Ukrainian President Volodymyr Zelensky delivers a joint press conference with Polish Prime Minister following talks 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)