Fidel Alejandro Castro Ruz was a revolutionary & politician who was Prime Minister of Cuba (1959-76) & President (1976-2008). He also served as the Commander in Chief of the Cuban Revolutionary Armed Forces (1959-2008) & as the First Secretary of the Communist Party of Cuba (1961-2011). Politically a Marxist-Leninist, under his administration the Republic of Cuba became a one-party socialist state. Industry & businesses were nationalized, & socialist reforms implemented in all areas of society. Internationally, Castro was also Secretary-General of the Non-Aligned Movement (1979-83 & 2006-08).