On this day in ...
... 1988 (20 years ago today), the instrument of U.S. ratification of the Convention Against Genocide was deposited with the United Nations. The United States had signed the treaty, which today has 140 states parties, on December 11, 1948.
... 1973 (35 years ago today), the Greek military rolled tanks into Athens and staged a coup amid "growing unrest in Greece," "eight days after student uprisings in which 13 people died and hundreds were injured." The regime lasted only a few months.