Greenland. Panama. Canada. Does incoming US President Donald Trump really want to make these the 51st, 52nd and 53rd United States?

And Greenland, apart from looming bigly on a Mercator projection of the world, is a very desirable chunk of real estate, with huge potential for development. Trump is not the first American president ...

Donald Trump repeated his desires for US territorial expansion, taking aim at the Panama Canal, Greenland, and Canadian Prime Minister Justin Trudeau.