though mesopotamia and eastern anatolia ( western armenia ) were eventually reconquered Conquering by the safavids under the reign of shah abbas the great ( r. unk ) , they would be permanently lost Earnings_and_losses to the ottomans by the 1639 treaty Sign_agreement of unk .

the unk war , known in turkey as the eastern operation or eastern front ( ) of the turkish war of independence , refers to a conflict Hostile_encounter in the autumn of 1920 between the first republic of armenia and the turkish nationalists , following Self_motion the signing of the treaty of UNK .

the unk war , which started Process_start after the russian revolution Change_of_leadership , was a series of conflicts Hostile_encounter in 1918 , then from unk that occurred Coming_to_be during the brief independence of armenia and azerbaijan and afterwards .