War over Mountainous Armenia

War for Mountainous Armenia
Part of the Russian Civil War and Sovietization of Armenia, February Uprising

Map of Republic of Mountainous Armenia
Date26 April - 13 July 1921
Location
Result Armenian victory
*Preservation of Syunik within the Armenian SSR
Belligerents
Mountainous Armenia

Russian SFSR

Soviet Armenia
Soviet Azerbaijan
Co-belligerent:
Ankara Government
Commanders and leaders
Garegin Nzhdeh Anatoly Gekker
Pyotr Kuryshko
Veysel Bey
Strength
8,000–10,000 30,000
10,000
Casualties and losses
Unknown -16,000

The War over Mountainous Armenia was a military conflict which was fought by the Republic of Mountainous Armenia, the Russian Soviet Federative Socialist Republic, the Azerbaijani Socialist Soviet Republic and the Turkish Nationalists. It was initiated due to a failed Armenian coup in Yerevan against it's Communist government, and lasted from 26 April 1921 until 13 July 1921.