Five people were killed and 31 were injured in the explosion at the city’s Grand Hotel, including Trade and Industry Secretary Norman Tebbit’s wife Margaret, who was paralysed from the neck down. The perpetrator Patrick Magee was released in 1999 under the Good Friday Agreement.
50 years ago (1972) Uruguayan Air Force Flight 571 crashed in the Andes mountains leaving a total of 28 survivors.
Over the following 72 days, 13 more passengers died due to the freezing temperatures, while the survivors were forced to resort to cannibalism in order to survive.
12 years ago (2010) All 33 miners trapped after an accident at a copper and gold mine in Copiapó, Chile, arrived at the surface after a record 69 days underground.
An estimated one billion watched worldwide as the men were winched to safety in a specially built capsule following an international rescue effort involving Nasa.