British Prime Minister Keir Starmer has challenged Russian President Vladimir Putin to sign up to a ceasefire in its war against Ukraine now, if he is serious about peace.

Sir Keir Starmer today warned Vladimir Putin ‘the world is watching’ as he told global leaders the Russian leader will have to come to the negotiating table ‘sooner or later’.

Sir Keir Starmer has told Vladimir Putin to “stop your delaying games” after the Russian leader disregarded Donald Trump’s ceasefire deal, as the Prime Minister is set to hold peacekeeping talks. He said: “We can't allow President Putin to play games with President Trump's deal.