Today in history, King Henry III (see picture below) puts down a revolt of English barons lead by Simon de Montfort in 1265.
Today in history, The Constituent Assembly in France abolishes the privileges of nobility in 1789.
Today in history, The Revenue Cutter service, the parent service of the U.S. Navy and Coast Guard, is organized in 1790.
Today in history, Helicopters from the U.S. Air Force Air Rescue Service land in Germany, completing the first transatlantic flight by helicopter in 51 hours and 55 minutes of flight time in 1952.
Today in history, The U.S. launches the first satellite into lunar orbit from a manned spacecraft (Apollo 15) in 1971.