European Council President Antonio Costa, center, prepares to greet Ukraine's Chief of National Security Rustem Umerov, second left, and Ukraine's President Volodymyr Zelenskyy, center, during a meeting on the sidelines of the EU summit in Brussels, Thursday, June 18, 2026. (AP Photo/Geert Vanden Wijngaert, Pool)

European Union foreign policy chief Kaja Kallas talks to journalists as she arrives for the EU summit in Brussels, Thursday, June 18, 2026. (AP Photo/Omar Havana)

Ukrainian President Volodymyr Zelenskyy attends the G7 summit in Evian-les-Bains, France, Tuesday, June 16, 2026. (AP Photo/Vadim Ghirda)

Russian President Vladimir Putin speaks with Sergei Menyailo, the North Ossetia-Alania Republic Head, during their meeting at the Kremlin in Moscow, Tuesday, June 16, 2026. (Vyacheslav Prokofyev, Sputnik, Kremlin Pool Photo via AP)

From left, European Council President Antonio Costa, Ukraine's President Volodymyr Zelenskyy and European Commission President Ursula von der Leyen arrive for the EU summit in Brussels, Thursday, June 18, 2026. (AP Photo/Omar Havana)

Taiwan's top diplomat in Washington, Alexander Yui Tah-ray speaks during an interview, Wednesday, June 17, 2026, at the Twin Oaks Estate in Washington. (AP Photo/Jacquelyn Martin)

Taiwan's top diplomat in Washington, Alexander Yui Tah-ray speaks during an interview, Wednesday, June 17, 2026, at the Twin Oaks Estate in Washington. (AP Photo/Jacquelyn Martin)

Taiwan's top diplomat in Washington, Alexander Yui Tah-ray poses for a portrait, Wednesday, June 17, 2026, at the Twin Oaks Estate in Washington. (AP Photo/Jacquelyn Martin)