 Complete the following phrase:  Waldersee was born at Potsdam into a military and aristocratic family. After attending several cadet schools, in 1850 he was commissioned as a Leutt into the Artillery Corps of the Prussian army and he soon attracted the favorable notice of his superiors. In his first major campaign, the Austro-Prussian War of 1866, he served as aide-de-camp to General of Artillery Prince Friedrich Karl of Prussia, with whom he was present at 