By John Irish, Jarrett Renshaw and Andreas Rinke KANANASKIS, Alberta (Reuters) -Group of Seven leaders faced early challenges during meetings in Canada on Monday as U.S. President Donald Trump said removing Russia from the former Group of Eight over a decade ago had been a mistake.

Canada is hosting the G7 summit in Kananaskis, Alta. — Mark Carney's first major summit as prime minister. He has two days of meetings scheduled with leaders from the United States, France, Germany, Japan,

Mark Carney appeared "like a waiter showing a guest to their table" as he met with Donald Trump ahead of the G7 summit on Monday — a move that may have been "a mocking gesture"

The summit comes amid rising international tensions, as Trump and other allies continue their quest for an accord between Russia and Ukraine.

Leaders of some of the world's wealthiest countries have descended on a luxury mountain lodge nestled in Canada's Rockies for this year's G7 summit. The elite gathering comes as western allies face numerous crises,

U.S. President Donald Trump was embarrassingly cut off by Canadian Prime Minister Mark Carney during a press conference at the G7 summit, which Canada is hosting

President Donald Trump does not intend to sign a joint statement calling for de-escalation between Israel and Iran that had been drafted by G7 leaders in Canada, according to a person familiar with the matter,

In his first big test at the G7, Prime Minister Mark Carney will meet with U.S. President Donald Trump on Monday morning, according to an official in his office.