On this day in history

1513: Spanish explorer Juan Ponce de Leon sighted Florida. The next day he went ashore.
1860: The first Italian Parliament met in Turin.
1877: The first Egg Roll was held on the grounds of the White House in Washington, DC.
1902: The first motion picture theatre opened in Los Angeles with the name Electric Theatre.
1910: Karl Harris perfected the process for the artificial synthesis of rubber.
1935: Sir Watson-Watt was granted a patent for RADAR.
1963: Reverend Dr. Martin Luther King began the first non-violent campaign in Birmingham, AL.
1982: Argentina invaded the British-owned Falkland Islands. The following June, Britain took the islands back.
1987: The speed limit on U.S. interstate highways was increased to 65 miles per hour in limited areas.
1989: An editorial in the New York Times declared that the Cold War was over.
1990: Iraqi President Saddam Hussein threatened to incinerate half of Israel with chemical weapons if Israel joined a conspiracy against Iraq.
1992: Mob boss John Gotti was convicted in New York of murder and racketeering. He was later sentenced to life in prison.
2014: The U.S. Supreme Court ruled that limits on the total amount of money individuals can give political candidates and political action committees were unconstitutional.

Source: HistoryNet.com