22 July 1946. The headquarters of the British Army in Palestine is located in the luxurious King David Hotel. Members of the Irgun, the Jewish resistance movement, hide explosives in the basement of the hotel, killing 91 people.
September 1956. For over a century Algeria has been a colony of France. A young Algerian woman plants a bomb in a bar in the European quarter of Algiers. Three people are killed and many more are injured.
5 September 1972. For the first time ever the Olympic Games are broadcast live on TV. Early that morning, eight Palestinians attack apartments of the Israeli Delegation.
02 August 1980. A suitcase is left in the lobby of Bologna Central Station, and explodes shortly thereafter. The explosion rips the station building apart, killing 85 people and injuring 200. Who is responsible?
12 October 2000. The American Naval vessel, USS Cole docks in Aden, Yemen to refuel. Two men approach in a small boat, waving to the crew before ramming the ship and exploding.
In July 2011, Anders Breivik detonates a bomb in Oslo's government quarter. He then escapes to the Island of Utoya, where he opens fire and kills a number of people.