Original: During the rule of Russian Empire Eastern Armneia include : Erivan Governorate Kars Oblast western part of Yelizavetpol Governorate southern part of Tiflis Governorate The Eastern Armenian dialect of the Armenian language is spoken primarily in the Caucasus region , Russia and Iran .
Simplified: The Eastern Armenian dialect of the Armenian language is spoken mostly in the Caucasus region ( including Armenia ) and in Iran and Russia .