Presidential nominees who will require Senate confirmation for diplomatic positions that have historically flown under the radar may soon find themselves thrust into the spotlight. With President-elect Donald Trump floating aggressive desires to acquire foreign territories like the Panama Canal,

President-elect Donald Trump suggested on Wednesday that the U.S. could take control of Canada, Greenland and the Panama Canal—an unexpected Christmas Day message that has sparked concerns among world leaders in recent days as they scramble to prepare for Trump's second White House term.

Trump again having designs on Greenland comes after the president-elect suggested over the weekend that the U.S. could retake control of the Panama Canal if something isn't done to ease rising shipping costs required for using the waterway linking the Atlantic and Pacific oceans.