The October Revolution Figure crossword solutions are Vladimir Lenin (5 letters) and Leon Trotsky (6 letters). Vladimir Lenin was a Russian revolutionary, politician, and political theorist who led the October Revolution of 1917. He was the first head of the Soviet Union and is considered one of the most influential figures of the 20th century. Leon Trotsky was a Marxist revolutionary and theorist, Soviet politician, and the founder and first leader of the Red Army. He was a key figure in the October Revolution and served as People's Commissar for Foreign Affairs in the Soviet Union from 1917 to 1918.