▁city . ▁ ▁Before ▁the ▁out break ▁of ▁World ▁War ▁II , ▁the ▁population ▁of ▁T arn ów ▁was ▁ 4 0 , 0 0 0 , ▁of ▁which ▁almost ▁half ▁were ▁Jewish . ▁▁ 1 9 3 9 ▁invasion ▁of ▁Poland ▁ ▁On ▁ 2 8 ▁August ▁ 1 9 3 9 , ▁a ▁Naz i ▁sab ote ur ▁conducted ▁the ▁T arn ów ▁rail ▁station ▁bomb ▁attack ▁killing ▁ 2 0 ▁civ ili ans , ▁two ▁days ▁before ▁the ▁invasion ▁of ▁Poland ▁by ▁Naz i ▁Germany . ▁The ▁city ▁was ▁over run ▁by ▁the ▁German ▁forces ▁on ▁ 7 ▁September ▁ 1 9 3 9 . ▁T arn ów ▁was ▁incorpor ated ▁into ▁the ▁General ▁Government ▁territory ▁as ▁the ▁seat ▁of ▁the ▁Kre ish aupt mans ch aft ▁T arn ow ▁district ▁on ▁ 2 6 ▁October ▁ 1 9 3 9 . ▁ ▁On ▁ 1 4 ▁June ▁ 1 9 4 0 , ▁the ▁first ▁mass ▁transport ▁left ▁the ▁T arn ów ▁station ▁to ▁Aus ch witz ▁concentration ▁camp , ▁with ▁ 7 2 8 ▁Polish ▁political ▁prisoners . ▁All ▁throughout ▁the ▁German ▁occupation ▁of ▁Poland ▁T arn ów ▁was ▁an ▁important ▁center ▁of ▁the ▁Arm ia ▁K raj owa ▁( AK ) ▁and ▁other ▁resistance ▁organizations . ▁In ▁the ▁mid - 1 9 4 4 , ▁A K ' s ▁ 1 6 th ▁Infantry ▁Regiment ▁" Bar bara " ▁took ▁part ▁in ▁Operation ▁Temp est . ▁The ▁We hr macht ▁retre ated ▁from ▁T arn ów ▁on