 Complete the following phrase:  Caprivi was educated in Berlin. He entered the Prussian Army in 1849 and served in the Second Schleswig War of 1864, the Austro-Prussian War of 1866 as a major in the staff of Prince Friedrich Karl of Prussia, and the Franco-Prussian War of 187071, the latter as chief of staff of the X Army Corps. Backed by the Chief of the general staff Helmuth von Moltke, Caprivi achieved the rank of lieutet colonel and distinguished himself at the 