France and the UK will support Ukraine for as long as necessary "to thwart Russia's war of aggression", French President Emmanuel Macron and Sir Keir Starmer have said.

The prime minister, who has put a revival of relations with Brussels at the heart of his mission, will attend 106th anniversary of the Armistice of 1918 in Paris on Monday, becoming the first UK leader to attend the ceremony since Winston Churchill in 1944. Paris had been liberated that summer.

Many European leaders have marked the end 106 years ago of World War I with warnings that liberty should be cherished and defended as armed conflict has returned to the continent