No 10 says G7 allies back the measures - but Donald Trump indicates the US will not impose more sanctions now.

Sir Keir Starmer has promised to keep “tightening the screws” on Vladimir Putin as he announced a raft of fresh sanctions on dozens of new Russian finance, military and energy targets. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.

Britain and its allies at the Group of Seven (G7) countries are expected to announce further sanctions against Russia on Tuesday, the British government said, stepping up pressure on Moscow over the war in Ukraine.