 Complete the following phrase:  Formed in March 1919, the division became part of the famed 1st Cavalry Army in the fall of that year, and fought in the Red Armys successful counteroffensive against the Armed Forces of South Russia. After Denikins defeat in the spring of 1920, the division and the 1st Cavalry Army were transferred northwestwards to fight in the PolishSoviet War, where they 