World leaders call for cooperation as they congratulate Rishi Sunak on becoming British prime minister

Mr Sunak has received messages of congratulation from across the world following his appointment. Picture: Victoria Jones/PA

World leaders have called for cooperation on issues ranging from climate change and the energy crisis to the Northern Ireland Protocol and war in Ukraine, as they congratulated Rishi Sunak on becoming British prime minister.

Leaders from the US, Japan and across the European Union shared public messages with Mr Sunak after his appointment on Tuesday afternoon.