On 1 September 1939, Hitler started the most fatal war in world history. With the invasion of Poland, he did not only aim at destroying the military force of the neighboring country but also at depriving its people of their livelihood. This episode reconstructs how the Führer triggered a chain of events sparking a global conflagration. It also includes selected interviews with Roman Polanski and Andrzej Wajda who witnessed the attack, when they were children.