Answer: Germany lost Lorraine and Alsace and moreover had to pay exceptionally high reparations. Moreover Germany lost its colonies. Its imperial dream disappeared. Germans felt humiliated. In 1929 economic crisis made all that even worse.
Explanation: psychologically speaking inflation (imperial ambitions and Great War, 1914-1918) was followed by deflation (reparations, lost provinces, lost colonies, economic crises). All that was fault of German elites.
Must pay too much and has to give too much territory
Explanation:
Germany had started WW1 and she lost in WW1 so becouse of that in conference in Paris was decided that losers in WW1 must pay and give territory to new countries(Germany's neighbors) and Germany didn't liked that dicision.
