In 1942, the U.S. Army unleashed one of its greatest secret weapons in the battle to defeat Adolf Hitler: training nearly 2,000 German-born Jews in special interrogation techniques and making use of their mastery of the German language, history, and customs. Known as the Ritchie Boys, they were sent in small, elite teams to join every major combat unit in Europe, where they interrogated German POWs and gathered crucial intelligence that saved American lives and helped win the war.

Though they knew what the Nazis would do to them if they were captured, they eagerly joined the fight to defeat Hitler. As they did, many of them did not know the fates of their own families left behind in occupied Europe. Taking part in every major campaign in Europe, they collected key tactical intelligence on enemy strength, troop and armored movements, and defensive positions. A postwar Army report found that more than sixty percent of the credible intelligence gathered in Europe came from