May 4, 1959

The first ceremony of the Grammy Awards is held in Beverly Hills, California.

April 27, 1967

Expo 67 opens in Montreal, Quebec.

April 22, 1970

Earth Day is founded by Gaylord Nelson.

April 17, 1919

The film company, United Artists, is formed by Mary Pickford, Douglas Fairbanks, D.W. Griffith and Charlie Chaplin.

April 12, 1980

Terry Fox’s Marathon of Hope begins on the Atlantic coast of St John’s, Newfoundland.

April 4, 1975

Microsoft is founded by Bill Gates and Paul Allen.