German monarchy referendum, 1936 (A World without Hitler)

The German monarchy referendum, 1936 was held from 5 May of 1936 to 18 May of 1936, it was proposed by Alfred Hugenberg after he was elected Chancellor of Germany, although the Reichtag denied the referendum to be held several times but it was finally accepted in late April. the question was the referendum was very close, with 49.89% No votes and 50.001% Yes votes, it was the most closest referendum ever held in Germany, historians believe that the Hugenberg adminstration and the National People's Party German National People's Party (DNVP) rigged the referendum
 * Should Germany return back to Monarchy?