Vlajko Begović studied at the Technical College in Prague, where he was very active in the revolutionary student movement. He became a member of the Union of Communist Youth of Yugoslavia in 1927, and member of the Communist Party of Yugoslavia in 1930. From 1930 to 1933 Begović worked as an organiser and instructor in the Communist Party of Yugoslavia. Since 1936 he has resided in Spain, where he fought on the side of the Republican Army in the Spanish Civil War. In September 1943, Begović managed to cross into France and join the French Resistance Movement. Upon his return to Yugoslavia, he was involved in the work of the Agitprop department of the Central Committee of the Communist Party of Yugoslavia. After the Second World War, Begović occupied a number of high-ranked party and state posts, such as: Chairman of the Federal Planning Commission, Director of the Federal Bureau of Economic Planning, Director of the daily newspaper Borba, Director of the Institute of Social Sciences, and Director of the College of Political Science in Belgrade. Begović was elected a member of the Central Committee of the Communist Party of Yugoslavia at the Sixth and Seventh Congress of the Union of Communists of Yugoslavia. Begović was also a Member of the Federal Assembly and a member of the Federation Council from 1967 to 1984. He authored a number of research articles and policy studies dealing with various economic and political topics.