The team is named after the numerous riots in Chicago's history, such as the Lager Beer Riot (1855), the Haymarket affair (1886), the Aldermen's Wars (1916–1921), the Chicago Race Riot of 1919, the Memorial Day massacre of 1937, the Division Street Riots (1966), the 1968 Chicago riots which followed the assassination of Martin Luther King, Jr., the Democratic National Convention protests later that year, and the Days of Rage (1969).