 Complete the following phrase:  On 17 March 1813, Yorck made his entry into Berlin in the midst of the wildest exuberance of patriotic joy. On the same day the king declared war. During 1813-14 Yorck led his veterans with conspicuous success. He covered Blüchers retreat after Bautzen and took a decisive part in the battles on the Katzbach. In the advance on Leipzig his corps won the action of Wartenburg 3 October and took part in the crowning victory in the Battle of the Nations of 18 October. In the campaign in France, Yorck drew off the shattered remts of Osten-Sackens corps at 