They burn a supermarket on University Avenue. The National Guard patrols the streets of the state capital and lobs tear gas grenades at students. Protesters hurl rocks and Molotov cocktails at Guardsmen. Guardsmen shoot and kill four students at Kent State University in Ohio. State police kill two protesters and wound 11 others at Jackson State College in Mississippi.
Construction workers rough up peaceful demonstrators in New York and elsewhere.
The most violent year of anti-Vietnam War protest and reaction was 1970. One of the primary reasons was President Richard Nixon's decision to significantly widen the war by invading Cambodia. Protest in Janesville was peaceful, but there was protest. Sixty or so demonstrators marched on the National Guard Armory on Janesville's High Street. Most were young people.