, ▁from ▁Ukraine ▁into ▁Poland . ▁ ▁Some ▁of ▁these ▁em igr ants , ▁such ▁as ▁Henry k ▁Jó zew ski , ▁obtained ▁important ▁positions ▁within ▁the ▁Polish ▁government . ▁ ▁In ▁what ▁is ▁now ▁Western ▁Ukraine ▁ ▁After ▁the ▁dissol ution ▁of ▁Austria - H ung ary ▁in ▁November ▁ 1 9 1 8 , ▁the ▁region ' s ▁Pol es ▁found ▁themselves ▁within ▁the ▁West ▁Ukrain ian ▁People ' s ▁Republic . ▁ ▁Pol es ▁constit uted ▁approximately ▁ 2 5 % ▁of ▁this ▁region ' s ▁population ▁( 1 , 3 5 1 , 0 0 0 ▁people ) ▁but ▁were ▁the ▁majority ▁within ▁this ▁country ' s ▁capital , ▁L viv . ▁Within ▁several ▁weeks , ▁the ▁Pol es ▁of ▁L viv ▁successfully ▁re bel led ▁against ▁the ▁West ▁Ukrain ian ▁government . ▁ ▁The ▁rest ▁of ▁the ▁territory ▁would ▁be ▁captured ▁during ▁an ▁off ensive ▁by ▁the ▁Polish ▁army ▁entering ▁these ▁lands ▁from ▁Poland , ▁in ▁July ▁ 1 9 1 9 . ▁ ▁History ▁after ▁World ▁War ▁I ▁ ▁The ▁lands ▁that ▁are ▁currently ▁western ▁Ukraine ▁were ▁part ▁of ▁the ▁Second ▁Polish ▁Republic ▁between ▁the ▁two ▁world ▁wars . ▁In ▁this ▁territory , ▁the ▁population ▁of ▁Pol es ▁r anged ▁from ▁ 1 7 % ▁in ▁the ▁Wo ły ń ▁Vo iv odes hip ▁( 1 9 2 1 – 1 9 3 9 ) ▁to ▁ 5 8 % ▁in ▁the ▁L w ów ▁Vo iv odes hip . ▁Alt ogether , ▁Pol es ▁in ▁these