Question: what important events happened in 1980?
Answer: Mount St. Helens erupts. ...  Rubik's Cube Debuts. ...  Start of Iran -- Iraq War. ...  CNN Launches. ...  The Staggers Act. ...  Post-It Notes. ...  US defeats Soviet Union in ice hockey in what was labeled the "Miracle on Ice" ...  Former Beatle John Lennon is shot to death.