Milan Hucko understood why his aunt begged his father to stop hiding the Jews. The anti-Nazi uprising in Slovakia was failing, and the occupying German army was a constant presence in his village. Everyone knew the penalty for hiding Jews: The invaders or their collaborators would kill you and your entire family. “I can understand, not everyone was willing to die,” Milan says. Milan was 14 in the summer of 1944, when his family hid my grandfather from the Nazis.