Donald Trump has been threatening to take over sovereign territories and reclaim control of the Panama Canal, and sources revealed the motives for his bluster. The president-elect has been fascinated with buying Greenland since his first term in the White House,

Fox News correspondent Grady Trimble explains President-elect Trump’s ideas for the United States expanding into other parts of the world on ‘Special Report.’

In recent days the president-elect has called for asserting U.S. control over the Panama Canal and Greenland, showing that his “America First” philosophy has an expansionist dimension.