BANFF, Alta. — The heads of the world’s richest economies are converging on Alberta today for one of the most high-stakes G7 meetings in recent memory amid a U.S.-led global tariff war and the growing crisis in the Middle East.

KANANASKIS — Escalating violence in the Middle East overshadowed movement on trade deals within the G7 on Monday, as U.S. President Donald Trump announced late in the day that he would be leaving the leaders' summit early because of the crisis in Israel and Iran.

U.S. President Donald Trump is leaving the G7 summit in Alberta early because he's needed back in Washington to address what's going on in the Middle East, Karoline Leavitt, the White House press secretary,