The courses deployed in full force on the Southern Front in the Donetsk region to suppress the uprisings of the Cossacks, becoming part of the 1st Separate Brigade of Cadets of the 8th Division of the SF and, together with the Tambov cadets, formed a "Detachment of Ryazan and Tambov Cadets." As part of the 2nd Moscow Brigade, cadets took part in hostilities on the Caucasian Front in Dagestan from August 1920 to March 1921. As part of the 3rd Moscow Brigade of Cadets - on the Southern Front against Pyotr Wrangel from October to November 1920. In the same year, the courses took part in full force in the suppression of the Antonov uprising in the Tambov province in the districts of the Kirsanovsky district.