 Complete the following phrase:  When the Austro-Prussian War of 1866 broke out Hindenburg wrote his parents: I rejoice in this bright-coloured future. For the soldier war is the normal state of things...If I fall, it is the most honorable and beautiful death. During the decisive Battle of Königgrätz he was briefly knocked unconscious by a bullet that pierced his helmet and creased the top of his skull. Quickly regaining his senses, he wrapped his head in a towel and resumed leading his detachment, winning a decoration. He was battalion adjutant when the Franco-Prussian War 187071 broke out. After weeks of marching, the Guards attacked 