These events are fatally reminiscent of events of 30 years ago, when the bloody war in Bosnia led Europe to proclaim the “hour of Europe,” which went nowhere. It was only through the active political and military intervention of the United States that this war was finally terminated and that peace was achieved, via the 1995 Dayton accords.

Ukrainian President Volodymyr Zelensky will meet European leaders at a vital summit in London on Sunday, after his extraordinary argument with US President Donald Trump in the Oval Office left Western allies reeling and threw the future of the Russia-Ukraine war into deep uncertainty.

The White House is making clear it views President Donald Trump’s Friday Oval Office showdown with Ukrainian President Volodymyr Zelensky as an overwhelming win underscoring Trump’s “America First” leadership,

British Prime Minister Keir Starmer rallied his European counterparts Sunday to shore up their borders and throw their full weight behind Ukraine as he announced outlines of a plan to end Russia’s war.

President Donald Trump's meeting with Ukraine President Volodymyr Zelenskyy exposed some European nations' “divergence" from promoting freedom, DNI Tulsi Gabbard said.

Sunday's summit of European leaders in London, hosted by Prime Minister Sir Keir Starmer and attended by Ukrainian President Volodymyr Zelensky, was already shaping up to be crucial. It has now taken on further importance.

Already, Merz has pledged to increase defense spending and put Paris, Warsaw, and London at the lead of a new policy to shore up Ukraine’s sovereignty and defend Europe from Russia with or without the United States.

Russian Foreign Minister Sergei Lavrov on Sunday praised U.S. President Donald Trump's "common sense" aim to end the war in Ukraine, but accused the European powers which have rallied around Kyiv of seeking to prolong the conflict.