The UK prime minister met Canadian Prime Minister Mark Carney on the evening of 16 September 2026, before the two leaders watched their football club Everton play, according to a press release from the Prime Minister's Office and 10 Downing Street.

The leaders underscored close cooperation between the UK and Canada and stressed the importance of building similar ties with European partners, particularly on trade and defence. The UK prime minister welcomed Canada becoming the first observer nation in the Global Combat Air Programme in summer 2026. The leaders discussed strengthening defence cooperation, including the complementary work of the Multilateral Defence Mechanism and the Defence Security Resilience Bank.

They also discussed the opportunities and challenges of artificial intelligence, agreeing that governments and the technology sector should work together to address shared concerns and protect online safety. The leaders looked forward to speaking again soon.