Belorussian Military District
In May 1933, Zhukov was appointed commander of the 4th Cavalry Division. His career was accelerated by the Great Purge, when thousands of officers were arrested and shot, but those associated with the First Cavalry Army were protected. In 1937, Zhukov became commander of first the 3rd Cavalry Corps, and later the 6th Cavalry Corps. In 1938, he became deputy cavalry commander of the Belorussian Military District.