2049 (MMXLIX) will be a common year starting on Friday of the Gregorian calendar. Predicted and scheduled events January 20 – If no changes are made to the Constitution, the winner of the 2048 Presidential Election will be inaugurated. May 7 – Transit of Mercury The 99-year lease in the Churchill–Roosevelt Destroyers for Bases Agreement, in which the United States traded 50 destroyers to the British Commonwealth in return for the right to use several British colonial possessi… (More on 2049)