3rd Caucasus Army CorpsThe 3rd Caucasus Army Corps was a military formation of the Russian Empire which existed from 1912 to 1918.Composition21st Infantry Division52nd Infantry Division3rd Caucasus Cossack DivisionPart of3rd Army: 191412th Army: 19153rd Army: 1915–19163rd Army: 1917Commandersgen. of artillery Vladimir A. Irmanov: 1912–1917lieutenant gen. M. N. Ivanov: 1917lieutenant gen. książę A. N. Eristov: 1917