▁called ▁Mat iene , ▁with ▁Lake ▁U rm ia ▁called ▁Lake ▁Mat ian us . ▁Mat iene ▁was ▁later ▁conquer ed ▁by ▁the ▁Med es ▁and ▁became ▁a ▁sat ra py ▁of ▁the ▁Med ian ▁emp ire ▁and ▁then ▁a ▁sub - s atra py ▁of ▁the ▁Med ian ▁sat ra py ▁of ▁the ▁Pers ian ▁Empire . ▁ ▁According ▁to ▁Encyclop ædia ▁Britannica , ▁the ▁Med es ▁were ▁an : ▁ ▁After ▁Alexander ▁the ▁Great ▁conquer ed ▁Pers ia , ▁he ▁appointed ▁( 3 2 8 ▁BC ) ▁as ▁governor ▁the ▁Pers ian ▁general ▁At rop ates , ▁who ▁eventually ▁established ▁an ▁independent ▁dynast y . ▁The ▁region , ▁which ▁came ▁to ▁be ▁known ▁as ▁At rop at ene ▁or ▁Media ▁At rop at ene ▁( after ▁At rop ates ), ▁was ▁much ▁disput ed . ▁In ▁the ▁ 2 nd ▁century ▁BC , ▁it ▁was ▁liber ated ▁from ▁Sele uc id ▁dom ination ▁by ▁M ith rad ates ▁I ▁of ▁Ar s ac id ▁dynast y , ▁and ▁was ▁later ▁made ▁a ▁province ▁of ▁the ▁S ass an id ▁Empire ▁of ▁Ar dash ir ▁I . ▁Under ▁the ▁S ass an ids , ▁A zer ba ij an ▁was ▁ruled ▁by ▁a ▁mar z ub ā n , ▁and , ▁towards ▁the ▁end ▁of ▁the ▁period , ▁belonged ▁to ▁the ▁family ▁of ▁Far ro kh ▁H orm iz d . ▁ ▁Lar ge ▁parts ▁of ▁the ▁region ▁were ▁conquer ed ▁by ▁the ▁Kingdom ▁of ▁Armen ia . ▁Lar ge ▁parts ▁of