Trump has claimed the U.S. needs the Arctic island for national and international security, suggesting Thursday NATO should get involved in his efforts to acquire Greenland.

Earlier, US President Donald Trump annoyed Canadians with his proposal that the country become the 51st state of the United States and demanded that the U.S. exert more influence over the Panama Canal.

President Donald Trump expressed confidence on Thursday that the United States would annex Greenland. "I think that will happen," he told reporters during a meeting in the Oval Office. Greenland's pro-business opposition Demokraatit party,