World War, the Europeans decide to build a common political project. The objective: Avoid going to war against each other again. Adolf Hitler (center), the head of Nazi Germany posing in front of the Eiffel Tower in June 1940. At that time, France is occupied by Germany. During the Second World War, Nazi Germany imprisoned in camps and killed millions of European Jews but also gypsies, slavs, homosexuals, political opponents, Jehovah’s witnesses, vagabonds, ordinary prisoners… L’Europe: War, never again!