Sir Keir Starmer has said the UK and Europe are facing a "generational challenge" and "need to do more" after he said he was willing to put a peacekeeping force into Ukraine.The meeting in Paris comes as European leaders scramble for a strategy in response to US President Donald Trump's push for a deal with Russian President Vladimir Putin and fears the US will reduce its defence commitments in the continent.

Sir Keir Starmer has said the UK and Europe are facing a "generational challenge" and "need to do more" after he said he was willing to put a peacekeeping force into Ukraine.The meeting in Paris comes as European leaders scramble for a strategy in response to US President Donald Trump's push for a deal with Russian President Vladimir Putin and fears the US will reduce its defence commitments in the continent.