Mongolia provided tremendous assistance to the USSR (in comparison with its economy).
In addition to 53 tanks, with the funds collected by the citizens of Mongolia, an aviation squadron of 12 La-5 fighters was also built.
Half a million horses were transferred to the Red Army (every fifth horse in the USSR army was Mongolian).
The Mongols transferred 300 kg of gold, 500 thousand tons of meat, 64 thousand tons of wool to the USSR.
The Mongols manufactured and handed over to the USSR beautiful winter fur uniforms, sufficient to supply several Soviet divisions.
500 Mongolian volunteers fought in the Red Army.
In 1941, Mongolia quadrupled the size of its army, strengthening the allied group against Japan, allowing to withdraw part of the Soviet troops from the Far East and transfer them to the Eastern Front.
In 1945, 5 Mongolian cavalry divisions, a motorized brigade, a tank and artillery regiment participated in battles against Japanese troops.