1/4 Mourners gather near a memorial filled with flowers, stuffed toys and candles at the entrance to Sandy Hook Elementary School in Newtown, Conn., following a shooting December 14, 2012. File Photo by John Angelillo/UPI | License Photo Dec. 14 (UPI) -- On this date in history: In 1287, more than 50,000 people died in a flood caused by the collapse of the Zuider Zee dike in the Netherlands. Advertisement In 1799, George Washington, war for independence military leader and first president of the United States, died at his Mount Vernon home in Virginia. In 1819, Alabama became the 22nd...