Canada is the only G7 country without a clinical proton facility - a situation that forces families to travel to the United States to seek a treatment that has been around for about a decade.

Navalny, who is being treated in a Berlin hospital, was airlifted to Germany after falling ill on a Russian domestic flight last month.

Trump said he told his staff on Sunday that he'd rather have the summit after the election. He said that would give everyone more time to think about the important meeting.

It wasn't clear when the law would be passed in its final version, although Beijing has repeatedly said it is determined to press ahead despite the criticism.

Trump over the weekend had raised the prospect of expanding the G7 to once again include Russia.

He's musing about scheduling the gathering in September, possibly coinciding with the annual United Nations General Counsel meeting in New York.

The G7 members are Canada, France, Germany, Italy, Japan, the United Kingdom and the United States.

Trump held a videoconference with the leaders of the world’s major industrialized countries earlier this week and plans to repeat that in April, May and June, when the physical meeting at the presidential retreat in Maryland was scheduled to take place.

Andrew Scheer said economic growth is higher in over half the G7 countries than it is Canada, but experts say there's more to the story.

Responding to stinging criticism, U.S. President Donald Trump has abruptly reversed his plan to hold the next Group of Seven world leaders’ meeting at his Doral, Florida, golf resort next year.