People's Commissariat for Military and Naval Affairs

The People's Commissariat for Military and Naval Affairs of the Soviet Union was the central body of military command and control of the Armed Forces of the Soviet Union from November 12, 1923, to March 15, 1934.

History
The People's Commissariat was formed from two independent People's Commissariats (for Military and for Naval Affairs of the Russian Socialist Federative Soviet Republic). Abolished in connection with the formation of the People's Commissariat of Defense of the Soviet Union.

People's Commissars
The People's Commissariat was headed by the People's Commissar; at various times in this position were:
 * Leon Trotsky – November 12, 1923 – January 26, 1925;
 * Mikhail Frunze – January 26 – October 31, 1925;
 * Clement Voroshilov – November 6, 1925 – June 20, 1934