 Complete the following phrase:  The name Mountainous Karabakh  came to become the most prominent name for the region controlled by the Five Armenian Melikdoms Mountainous as opposed to the lowland steppes of the Karabakh region. It maintained a strong Armenian presence and identity up into the modern age. It became the scene of several ethnic conflicts with neighboring Azerbaijanis, including the establishment of the Armenian-populated Nagorno-Karabakh Autonomous Oblast within Azerbaijan SSR under the Soviet Union in the early 20th century, and the Karabakh movement in the late 20th century which led to the 