Answer:
Treaty of Versailles
Step-by-step explanation:
A. Germany has to pay reparation to the allied powers. The German military capacities restricted with minimum arms and ammunition, no airships, and few ships. The surrender of territories which had been part of Germany before World War I. Germany lost coal and iron ore industry.
B. Germany humiliated by the Treaty of Versailles. Germans asked to pay the large reparations to the allies, which affected the social and economic conditions for the German people. Adolf Hitler came into power in the 1930s as he promised to make the country prosper again. He started the Second World War as he blamed the allied group for the humiliation of Germany.