The year is 1939. Germany led by Adolf Hitler has invaded Poland. The world is about to enter into one of the biggest and most terrible wars in history. But from the depths of despair in the Jewish ghettos and Nazi-occupied countries rise up courageous individuals such as Oskar Schindler Raoul Wallenberg Hannah Senesh and many more. They risked their lives for the sakes of others in need often with little or no recognition. Here are some of their incredible stories...