Joseph Stalin was a Soviet revolutionary and politician who led the Soviet Union from the mid-1920s until his death in 1953. He oversaw rapid industrialization and collectivization but also caused mass casualties through forced collectivization, famine, and establishing a totalitarian regime. Nadezhda Alliluyeva was Stalin's second wife and the daughter of a Bolshevik revolutionary. She committed suicide in 1932 after an argument with Stalin. Leon Trotsky was also a Bolshevik revolutionary who played a leading role in the Russian Revolution but later criticized Stalin's regime and was exiled. Maxim Gorky was a famous Russian writer who was initially skeptical of the revolution but later supported Stalin and the Soviet government.