TIL between 28 October 1918 and 9 November 1918, Germany was a parliamentary monarchy. The Chancellor was no longer reliant on the Emperor's confidence, but rather on the parliament, the Reichstag. The consent of the Reichstag was also needed to declare war and conclude peace, not just the Emperor's
https://en.wikipedia.org/wiki/German_constitutional_reforms_of_October_1918
