Rubio’s comments come after a back-and-forth between Canada’s former Prime Minister Trudeau and Trump about how Canada should deal with the pressures felt by Trump’s tariffs. Canada has also countered with a 25% tariff on goods imported from the U.S. Read More: These Are the U.S. Cities Most Vulnerable to Canadian Tariffs, a New Report Finds

"The president has stated repeatedly he thinks Canada would be better off as a state," Secretary of State Marco Rubio told NBC's "Meet the Press."

U.S. Secretary of State Marco Rubio said on Sunday that a peace deal between Russia and Ukraine needs to happen soon, adding that the Trump administration will spend the coming week trying to determine whether to continue as a mediator.

It is a "very critical" week for the White House and its involvement, Secretary of State Marco Rubio tells US media.