sentences:  By May 1970, the division was part of the 29th Army.The division was expanded into the 48th Separate Guards Army Corps, as an experiment in rapid reaction units along with the Belorussian Military District's 120th Guards Motor Rifle Division, from 1982 to 1989.The three tank regiments and single motor rifle regiment of the division were expanded into two tank brigades and two motor rifle brigades, and the 1319th Air Assault Regiment and 373rd Separate Helicopter Regiment, both newly formed, were added to the corps.