Failed assassination attempt on Adolf Hitler 1955 United Airlines Flight 629 over Longmont, Colorado, USA Jack Gilbert Graham 44 0 Murder; insurance fraud 1956 Milk Bar, Place Bugeaud, Cafeteria, Rue Michelet, Air France office (failed to detonate) Algiers, French Algeria Djamila Bouhired Zohra Drif Samia Lakhdari 3 50 Reprisal bombings at start of the Algerian War, September 30, 1956[2] Part of the so-called Café Wars 1963-1971 FLQ bombings Canada Front de libération du Québec None 1 (Army officer Walter Leja) Series of politically motivated bombings (timed and non-timed devices) and other activities 1969-1976 Weatherman bombings United States Weather Underground 1 unconfirmed; 3 bombers (premature) 3 confirmed; 1 unconfirmed Series of politically motivated bombings (timed and non-timed devices) and other activities including jailbreaks and riots 1972 Aldershot Bombing Aldershot, UK IRA 7 18 A 280 lb time bomb in a car 1974 M62 Coach Bombing West Yorkshire IRA 12 38 Continuing anti-British campaign 1974 Birmingham pub bombings Birmingham, UK IRA (suspected) 21 182 Continuing anti-British campaign 1974 Guildford pub bombings Guildford, UK IRA 5 65 Targeted against Army personnel 1977 Lucona sinking Indian Ocean Udo Proksch 6 0 Attempted insurance fraud 1984 Brighton hotel bombing Brighton, UK IRA 5 31 Attempt to assassinate PM Margaret Thatcher 1985 Air India Flight 182 and 1985 Narita International Airport bombing Atlantic Ocean, Tokyo Narita Airport Babbar Khalsa Khalistan separatists 331 4 Bombing of two 747 flights with alarm clock and dynamite hidden in radio tuner 1987 Korean Air Flight 858 Andaman Sea North Korea 115 (all) 0 State terrorism against South Korea 1987 Remembrance Day bombing Enniskillen, Northern Ireland IRA 12 63 Continuing anti-British campaign 1988 Pan Am flight 103 Above Lockerbie, Scotland Libya 270 0 Reprisal against UK & US 1989 Deal barracks bombing Deal, Kent, UK IRA 11 21 Targeted against military personnel 1993 World Trade Center bombing New York City Ramzi Yousef 6 1,042 Truck bomb used 20 ft fuse for twelve-minute delay, intended to collapse both towers.