The Mongolian People's Army, also known as the Mongolian People's Revolutionary Army or the Mongolian Red Army, was an institution of the Mongolian People's Revolutionary Party constituting as the armed forces of the Mongolian People's Republic. It was established on 18 March 1921 as a secondary army under Soviet Red Army command during the 1920s and during World War II. In 1992, the army's structure changed and then reorganized and renamed as the Mongolian Armed Forces.

The Mongolian People's Party (MPP) is a social democratic political party in Mongolia. It was founded as a communist party in 1920 by Mongolian revolutionaries and is the oldest political party in Mongolia. The party played an important role in the Mongolian Revolution of 1921, which was inspired by the Bolsheviks' October Revolution. Following independence, it governed Mongolia as a one-party socialist state. The party changed its name to the Mongolian People's Revolutionary Party (MPRP) and joined the Communist International in 1924 and served as a sole-ruling party of the Mongolian People's Republic.