Ja żołnierz Wojska Polskiego,Przysięgam,Służyć wiernie Rzeczypospolitej Polskiej,Bronić jej niepodległości i granic,Stać na straży Konstytucji,Strzec honoru żołnierza polskiego,Sztandaru wojskowego bronić,Za sprawę mojej Ojczyzny,W potrzebie krwi własnej ani życia nie szczędzić,Tak mi dopomóż Bóg!Do Swear, To Serve loyally the Republic of Poland, To defend her independence and borders, To keep guard over the Constitution, To defend the honor of a Polish soldier, To defend the military banners and standards of the Armed Forces, For the sake of my Fatherland, Even at the cost of losing both my life and blood.
He invoked in swearing to the loyalty of the Polish Legions with it, thus putting them under direct German command.
Therefore, most of the soldiers of the Legions declined to swear allegiance to a non-existent king of Poland or to a foreign government, which led to the so-called Oath Crisis.
During the interwar period, the unified Polish Army introduced three distinct oaths to accommodate the diverse religious beliefs of its soldiers.
Since the Armia Krajowa was formed of various smaller resistance organizations, initially the words of the oath used by the Polish underground varied.