The proposal of a military invasion of Greenland is so bizarrely outside the normal realm of things," Sen. Rand Paul said.

A visibly outraged Senator Thom Tillis, Republican of North Carolina, took to the Senate floor and castigated “insane comments about how it is our right to” take over Greenland, singling out comments made by Stephen Miller, a top aide to President Trump.

This is appalling. Greenland is a NATO ally. The way we’re treating them is really demeaning," said Rep. Don Bacon.

Sen. Rand Paul, a Kentucky Republican, spoke to CBS Mornings about Congress' role following the U.S. operation in Venezuela. He also addressed the Trump administration's comments on Greenland. When asked about the U.

Cuba, Colombia, and the territory of Greenland are on Trump's radar after the U.S. captured Venezuelan dictator Nicolas Maduro late last week.

Sen. Rand Paul calls U.S. military action in Venezuela “war,” challenging the Trump administration’s authority as Senate debates war powers resolution.  Read More

I think it's been made clear from our Danish friends and from our friends in Greenland that that future does not include a negotiation,” Wicker told reporters after the meeting. “There's no willingness on their part to negotiate for the purchase or the change in title to their land,

The talks were described as an effort to get more clarity on U.S. comments over the past week about Greenland.