V. I. Lenin

Vladimir Ilyich Lenin was a Russian revolutionary, political theorist, and the leader of the Bolshevik Party. He played a crucial role in the October Revolution of 1917, which led to the establishment of a socialist state in Russia. Lenin's ideas, often referred to as Leninism, built upon the works of Karl Marx and Friedrich Engels, emphasizing the need for a vanguard party to lead the working class in overthrowing capitalism. His leadership laid the foundation for the Soviet Union and had a profound impact on global communist movements.