 Complete the following phrase:  In many respects, the history of the Polish Underground State mirrors that of the Polish non-communist resistance in general. The Underground State traces its origins to the Service for Polands Victory Służba Zwycięstwu Polski, SZP organization, which was founded on 27 September 1939, one day before the surrender of the Polish capital of Warsaw, at a time when the Polish defeat in the German invasion of Poland accompanied by the 