Why were many Germans discontented with the Weimar Republic which gave rise to the Nazi Party under Adolf Hitler?

The Weimar Republic seemed weak and ineffectual in the face of the crushing defeat in World War I and the inability to successful manage German discontent, lack of confidence, crushing post war sanctions, weakening of the German economy and the army

Explanation: The rise of the Nazi Party was directly linked to the post World War I environment in Germany. The loss of confidence and the need for national recognition and an increase in national pride led to the ascendancy of the Nazis.