内容摘要：Conservation officer Sgt. Ian Van Nest scans the area for polar bears, Tuesday, Aug. 6, 2024, in Churchill, Manitoba. (AP Photo/Joshua A. Bickel)

Conservation officer Sgt. Ian Van Nest scans the area for polar bears, Tuesday, Aug. 6, 2024, in Churchill, Manitoba. (AP Photo/Joshua A. Bickel)

Oct. 28, 2023: Delegates from 65 countries meet in Malta to continue talks on Zelenskyy’s peace plan. Russia, which has dismissed the talks, was not invited.June 15, 2024: Representatives of 92 nations meet in

, to discuss Ukraine’s peace plan. Despite the growing number of delegates, a consensus remains elusive. The summit’s final statement is backed by most – although not all – participants.Dec. 7, 2024: U.S. President-elect Donald Trump travels to Paris and meets Zelenskyy and other European leaders.Feb 12. 2025: Trump and Putin speak directly via telephone and agree to begin negotiations on ending Ukraine war in a phone call that abruptly ended a three-year U.S.-led effort to isolate Putin over Ukraine.

Feb. 18, 2025: Russian and U.S. officials, including Lavrov and U.S. Secretary of State Marco Rubio, meet in Saudi Arabia and agree to work toward ending the war, as well as restoring bilateral ties. Ukrainian officials are not invited.Feb. 28, 2025: Zelenskyy meets with Trump, Rubio and Vice President JD Vance in the White House but tensions break out in the Oval Office and a proposed

Vice President JD Vance, right, speaks with Ukrainian President Volodymyr Zelenskyy, left, as President Donald Trump listens in the Oval Office at the White House, Feb. 28, 2025, in Washington. (AP Photo/ Mystyslav Chernov, File)

Vice President JD Vance, right, speaks with Ukrainian President Volodymyr Zelenskyy, left, as President Donald Trump listens in the Oval Office at the White House, Feb. 28, 2025, in Washington. (AP Photo/ Mystyslav Chernov, File)the United Kingdom, Germany and Poland said their proposal for a ceasefire to start on Monday was supported by U.S. President Donald Trump, whom they had briefed over the phone earlier in the day.

Trump has called for Ukraine and Russia to meet for “very high level talks,” saying they are “very close to a deal” on ending the bloody three-year war.Ukraine’s President Volodymyr Zelenskyy has previously said he was ready for peace talks, but only after a ceasefire is in place.

Putin said that Russia proposed several ceasefires in recent months — a halt on strikes on energy infrastructure, which Ukraine had agreed to, a unilateral 30-hour Easter truce and another unilateral ceasefire on May 8-10 that has since expired.Ukrainian officials said Russia repeatedly violated all of those.