Leaders of some of the world’s biggest economic powers will arrive in the Canadian Rockies on Sunday for a Group of Seven summit shadowed by a widening war in the Middle East, and U.S. President Donald Trump’s unresolved trade war with allies and

Diplomats said Canada has ditched the idea of a traditional joint communiqué and would issue chair summaries in hopes of containing a disaster and maintaining engagement with the U.S.

While Carney aims to focus on international cooperation, US tariffs and the Ukraine and Middle East conflicts are expected to feature heavily.