European Union top diplomat Kaja Kallas and several of the bloc's foreign ministers have taken part in events to commemorate Russia's massacre in the Ukrainian town of Bucha four years ago. "Bucha has come to symbolize the cruelty of Russia’s war," Kallas said on Tuesday.

Whether it's a birthday slam or a relaxed social gathering, the way in to a paramount party is tied in with having some good times

Germany has raised the prospect of a military involvement in securing a potential ceasefire in Ukraine during a meeting of Kiev's allies in Paris. "This could include, for example, us registering forces for Ukraine on neighbouring NATO territory after a ceasefire," Chancellor Friedrich Merz said following the meeting.