How did the Weimar Republic eventually lead to the rise of fascist dictator Adolph Hitler?

After World War I until the rise of Nazi Germany. It was named after the town of Weimar where Germany's new government was formed by a national assembly after Kaiser Wilhelm II abdicated. From its uncertain beginnings to a brief season of success and then a devastating depression, the Weimar Republic experienced enough chaos to position Germany for the rise of Adolf Hitler and the Nazi Party.