Altshuller and Shapiro were freed following Stalin's death in 1953 and returned to Baku.
These hostages were not freed until June 2001, following the diplomatic intervention of the governments of Gabon and Congo Brazzaville.
On January 2, 1981 the hostages were freed following an Algerian mediation hailed by the American authorities.
Camatte was freed 6 weeks later following a prisoner swap deal in which the four Islamists were released.
Initially, two hostages remained but were freed following a reported shootout with the kidnappers.
Harris also mooted the idea of importing indentured labourers from India to replace the plantation slaves who had been freed following the abolition of slavery.
All the British nationals imprisoned at Guantanamo were freed before September 2004, following British Government pressure on the United States.
Azrael, now freed following Straga's death, saves War as the Tower collapses, and takes him to the Garden of Eden.
Other French citizens who have been abducted were freed following secret negotiations.
Niny was freed following the completion of his sentence on 28 April 2012.