In OTL the the people of the Northern Caucasus broke away from Russia during the civil war and formed a shortlived republic; The Mountainous Republic of the Northern Caucasus (1917-1920). In June 1920 the Bolsheviks occupied the republics. In 1921 the Soviet Mountain Republic was established as a part of RSFSR, but what if the Soviets would not have put the region under RSFSR, but allowed it to maintain an own Soviet Republic in the USSR. How would things in the region have changed with a North Caucasian SSR.