Mongolian military cavalrymen during the Battles at Khalkhin-Gol River.
In the battles on the Khalkhin-Gol River from May 11 to September 16, 1939, in addition to the opposing Soviet and Japanese sides, Mongolian troops from the pro-Soviet Mongolian People’s Republic and the Manchukuo manifesto state participated.
Location: Khalkhin Gol, Mongolia
Date: 1939