 Complete the following phrase:  Armenians in the region of Nagorno-Karabakh, which was promised to Armenia by the Bolsheviks but transferred to the Azerbaijan SSR by Stalin, began a movement to unite the area with Armenia. The majority Armenian population expressed concern about the forced Azerification of the region. On February 20, 1988, the Supreme Soviet of the Nagorno-Karabakh Autonomous Oblast voted to unify with Armenia. Demonstrations took place in Yerevan showing support for the Karabakh Armenians. Azerbaijani authories encouraged counter demonstrations. However, these soon broke down into 