Apart from Kama, for the same reason Germany also operated the Lipetsk fighter-pilot school (1926–33) and a gas warfare facility, Gas-Testgelände Tomka (1928–31).
[2] The Treaty of Versailles, signed on 28 June 1919, prohibited Germany from operating any form of tank or air force after the country had lost the First World War.
This attitude changed however in 1923, when French and Belgian troops occupied the Ruhr area after Germany defaulted on its payments of war reparations.
[4] Apart from training officers, the school served German companies like Krupp, Daimler, and Rheinmetall as a development ground for new tank designs.
With the rise of the Nazis to power in January 1933, the ideological gap between fascist Germany and the communist Soviet Union became too large and the tank school at Kazan was closed in late 1933.