1960s
- 1960: The Sunday Bomber sets off a series of bombs in New York City subways and ferries during Sundays and Holidays, killing one woman and injuring 51 other commuters.
- 1968 April: Students at Trinity College hold the board of trustees captive until their demands were met.
- April 23, 1968 – April 30, 1968: During a student rebellion at New York's Columbia University members of the New Left organization Students for a Democratic Society and Student Afro-American Society held a dean hostage demanding an end to both military research on campus and construction of a gymnasium in nearby Harlem.
- 1968 November: Officials of San Fernando State College held at knife point by students.
- 1969 January 1 – 1970 April 15: 8200 Bombings, attempted bombings and bomb threats attributed to "campus disturbances and student unrest"
- 1969 February: Secretary at Pomona College severely injured by bomb.
- 1969 March: Student critically injured while attempting to bomb a San Francisco State College classroom.
- 1969 August 7: Twenty were injured by radical leftist Sam Melville in a bombing of the Marine Midland Building in New York City.
- 1969 August 8: United States Department of Commerce Offices in New York City damaged by bombing
- 1969 September 18: The Federal Building in New York City is bombed by radical leftist Jane Alpert.
- 1969 October 7: Fifth floor of the Armed Forces Induction Center in New York City devastated by explosion attributed to radical leftist Jane Alpert.
- 1969 November 12: A bomb is detonated in the Manhattan Criminal Court building in New York City. Jane Alpert, Sam Melville, and 3 other militant radical leftists are arrested hours later.
Read more about this topic: Terrorism In The United States, Attacks By Date