The document provides information on several events and individuals related to the unification of Germany and Italy in the 19th century. It mentions Otto von Bismarck's role in advising William I and helping establish the North German Confederation. It also discusses Camillo Cavour and Giuseppe Garibaldi's contributions to Italian unification through their roles in the Risorgimento movement and leading military forces. The document additionally outlines some territorial disputes and wars that occurred during this period of national unification, such as the Danish War, Austro-Prussian War, and Franco-Prussian War.