The 8th Congress of the 8th Party Congress in 1919 formalized this reality and re-established what would later on become the true center of political power in the Soviet Union. It ordered the Central Committee to appoint a five-member Politburo to decide on questions too urgent to await full Central Committee deliberation. The original members of the Politburo were Lenin, Leon Trotsky, Joseph Stalin, Lev Kamenev, and Nikolai Krestinsky.