 Complete the following phrase:  Zieten was promoted to generalleutt and took part in the Battle of Reichenberg in 1757 and again at the Battle of Prague. On 5 May 1757, he received the Order of the Black Eagle. In the Battle of Kolín he commanded the advance guard and was then assigned to Duke August Wilhelm Brunswick-Wolfenbüttel-Bevern, who was given the command in Silesia. On 24 November 1757, he led the rest of the army past Glogau to Liegnitz to join Fredericks army; he subsequently distinguished himself in the 