Tadeusz Płużański: The Polish Secret Army

On November 10, 1939, in the garrison church on Długa Street in Warsaw (today's Polish Army Field Cathedral of the Blessed Virgin Mary Queen of Poland), Father Jan Zieja accepted the solemn oath of the founders of the Polish Secret Army, 1 of the first military underground organizations after the lost defensive war. The commander was Major Jan Włodarkiewicz "Darwicz", and the chief of staff was Second Lieutenant Witold Pilecki "Witold".