British Prime Minister Keir Starmer’s exhortation comes two days after U.S. backing of Ukraine appeared in jeopardy when President Donald Trump lashed out at Ukrainian President Volodymyr Zelenskyy.

The United States is vital to securing peace in Ukraine, Sir Keir Starmer told MPs as he urged countries from either side of the Atlantic to come together on a deal.In an update given to the House of Commons,

By Elizabeth Piper, Kate Holton and Andrew MacAskill LONDON (Reuters) -British Prime Minister Keir Starmer urged European leaders on Sunday to step up their defence efforts to not only help secure peace in Ukraine but stability across the continent at a summit staged as a show of support for President Volodymyr Zelenskiy.