President Donald Trump has predicted that Greenland will be under U.S. control by the time he leaves office in January 2029. Trump has fiercely pushed to acquire the semi-autonomous Danish territory in the Arctic since before he returned to the Oval Office. Real America's Voice host Steve Gruber told Trump during an audio interview Friday, "I made a prediction on this program that before you left office, that Greenland would be under our operational control." President Donald Trump has predicted that Greenland will be under U.S. control by the time he leaves office in January 2029 (Getty Images)Trump has argued that the US needs to acquire Greenland for national security purposes, arguing that if he doesn't take it, American adversaries, namely Russia and China, will. There's just a four percent chance on Polymarket that Trump will acquire Greenland before 2027.