One example of a radical in history is Vladimir Lenin. Lenin was a Russian revolutionary and a key figure in the Bolshevik Party that led the Russian Revolution. He believed in the radical ideals of socialism and communism, aiming to transform society through the armed overthrow of the existing socioeconomic system. Lenin’s radicalism stemmed from his commitment to social justice, class struggle, and the belief that a vanguard party (in this case, the Bolsheviks) could mobilize the working class to revolutionize society. Although his methods were controversial, Lenin remains one of the most prominent examples of a radical figure in history who profoundly changed the course of human society.