Canada’s leader Mark Carney formally opens the G7 summit saying the meeting falls at “one of those turning points in history.”

Former US Ambassador to NATO Ivo Daalder reacts to President Trump’s comments at the G7 and talks with CNN’s Wolf Blitzer about the challenges leaders will face during the summit.

South Korean President Lee Jae-myung departed for Canada on Monday to attend the Group of Seven summit, his first overseas engagement since taking office earlier this month.

Also looming over the meeting are President Trump's inflammatory threats to make Canada the 51st state and take over Greenland.

Ten years ago today, Trump 📹famously descended the escalator to announce he was running for president. In today’s issue: G7 gathering underway Trump Organization launches phone

The last time Canada hosted the meeting, US President Donald Trump torpedoed the gathering, calling his host 'dishonest & weak.'

The U.S. leader indicated that he would rather have the G7 become the G8 or possibly even the G9, although Russia and China would notably be authoritarian governments in an organization whose members are democracies.

The Prime Minister said targeting Moscow with further action would 'undoubtedly' form part of talks at the international summit this week unless the Kremlin engages in peace talks.