April 9:
A.D. 1483: Edward V succeeds Edward IV as King of England, but is never crowned, and disappears after being imprisoned in the Tower of London with his younger brother Richard. Both boys were presumably murdered.
A.D. 1667: The first public art exhibition is held in Paris.
A.D. 1869: The Hudson's Bay Company relinquishes its' territory to Canada.
A.D. 1912: The R.M.S. Titanic leaves Queenstown, Ireland, for New York.