In March, 1944, the German army marched into Hungary, followed soon after by Adolf Eichmann and his SS Sondercommando. His single goal was to eliminate the entire Jewish population of the country. Rezso Kasztner-a lawyer and Zionist activist-stood in his way. In meeting after meeting with Eichman and other Nazis, he sought common ground, exploiting their twin weaknesses of greed and fear, in the process saving thousands of lives. Kasztner's Train-a reference to the famous train ride to freedom he organized-tells this dramatic story for the first time, including a shocking...