Hitler was to blame

• Hitler's foreign policy aims were to overturn the Treaty of Versailles, create a Greater Germany to unite German-speaking people and to acquire Lebensraum
• Hitler's foreign policy meant he would have to invade countries, which would start a war
• Some historians say that Hitler hated Communism and wanted to stop it by controlling Russia. To do this he would have to invade, starting a war
• In Mein Kampf, Hitler said that the only way to make Germany strong again was to fight to overturn the Treaty of Versailles and take Lebensraum