Irena Sendler, born in Warsaw in 1910, built a massive underground network that saved Jewish children during World War II, burying their true identities in glass jars in a garden so they could one day reclaim their heritage. Shaped by her humanitarian father, who died treating impoverished patients, she learned defiance early, protesting the ghetto benches at university.

This deep dive shatters the simplified hero myth to examine her real motivations, staggering logistical risks, and the heavy personal cost of her work. It also confronts the complicated, conflicting record of her postwar life under communist Poland.

• Using sanitary-inspection permits to enter the sealed Warsaw Ghetto
• Placing roughly 75 percent of rescued children in convents and orphanages under forged Christian identities
• Coordinating the rescue n ...