After his release, Čolaković emigrated to the Soviet Union[2] and in 1937 travelled to Spain to take part in the Spanish Civil War on the Republican side.[3] He later came back to Yugoslavia, participating in World War II. Between 1946 and 1955, Čolaković published five volumes of Zapisa iz oslobodilačkog rata ("Memoir of the liberation war") from his war diaries.[1][3] In addition to writing newspaper articles, propaganda leaflets and books on World War II, he also published two autobiographies Kuća oplakana ("House of Mourning") and Kazivanje o jednom pokolenju ("Stories of One Generation).[1] Čolaković died on 30 March 1983 at the age of 82 in Belgrade.[4][ISBN missing]
^Draško Ređep (1971). Živan Milisavac (ed.). Jugoslovenski književni leksikon [Yugoslav Literary Lexicon] (in Serbo-Croatian). Novi Sad (SAP Vojvodina, SR Serbia): Matica srpska. p. 71.