US president’s impatience and distrust of multilateral groupings has Nato’s 31 members walking on eggshells before next week’s key meeting.

US President Donald Trump will join fellow NATO leaders for a summit in Ankara next week after lashing out over their response to his war with Iran.

US president’s impatience and distrust of multilateral groupings has Nato’s 31 members walking on eggshells before next week’s key meeting.