Donald Trump has tossed expansionist rhetoric at U.S. allies and potential adversaries with arguments that the frontiers of American power need to be extended into Canada and the Danish territory of Greenland, and southward to include the Panama Canal.
Trump's suggestions that international borders can be redrawn — by force if necessary — are particularly inflammatory in Europe. His words run contrary to the argument European leaders and Ukrainian President Volodymyr Zelenskyy are trying to impress on Russian President Vladimir Putin.
