The few causes: Germany is fully responsible for the war, All of Germany's colonies are handed over to the League of Nations, German army is limited to 100,000 soldiers, no tanks or poison gas es, Rhineland is demilitarized, German Navy I limited to 6 ships; no subs, and no Air Force
Causes continued: Germany pays $33 billion dollars for war reparations ($321 billion dollars today),
Geography shift; Poland is created from Russia and Germany, Alsace-Lorraine is returned to France, Ottoman Empire is dismantled into new nations, Austria-Hungary is split and new nations are created within that