Today in history: The St. Valentine's day massacre took place

Take a look back in time and see the events -- both big and small -- that happened on February 14th throughout the years. Here are some of the highlights:

  • In 1920 The League of Women Voters was founded

  • The St. Valentine's Day Massacre took place in a Chicago garage as seven rivals of Al Capone's gang were gunned down in 1929

  • First lady Jacqueline Kennedy conducted a televised tour of the White House in 1962

  • in 2003 Dolly the sheep - the first mammal cloned from an adult - was euthanized due to premature aging and disease