How did Maximilian Kolbe showed courage?

Maximilian Kolbe demonstrated remarkable courage by sacrificing his life during World War II. When a prisoner escaped from Auschwitz, the Nazis selected ten men to be executed as a punishment. Kolbe volunteered to take the place of a fellow prisoner, Franciszek Gajowniczek, who had a family. His selfless act of bravery and compassion in the face of death exemplified his deep faith and commitment to human life.