1. St. Valentine’s Day Massacre Date: 1929 Murdered: Peter Gusenberg, Frank Gusenberg, Albert Kachellek, Adam Heyer, Reinhart Schwimmer, Albert Weinshank, John May Committed for a number of reasons, (including trying to cripple the North Side Gang and in retaliation for Bugs Moran—leader of the North Side Gang—“muscling in” on Al Capone’ dog track in Chicago’s’ [...]