The German Socialists invaded Poland on September 1, 1939.
During the Battle of Bzura, Father Franciszek Dachtera was captured, on September 17, 1939, at the battle front, where he served as military chaplain, with the rank of captain, of the 62nd Infantry Regiment of Wielkopolska.
Shipped to Buchenwald then to Dachau extermination camp, where Father Dachtera received Number 31199, he was selected, in December 1942 to undergo human medical experimentation, led by Klaus Schilling.
After tortured for nearly two years, Father Dachtera perished, on August 22, 1944, and his body was burned in the crematorium's oven.
VIVA CRISTO REY! Niech żyje Chrystus Król!