Adolphus, Duke of Nassau
Adolphus, Duke of Nassau (1817-1905), was a German nobleman and a member of the House of Nassau. He played a significant role in the political landscape of the German states during the 19th century, particularly in the context of the unification of Germany. His leadership was marked by efforts to modernize his duchy and improve its infrastructure.
In 1866, during the Austro-Prussian War, Adolphus's duchy was annexed by the Kingdom of Prussia. Following this, he became a prominent figure in the Prussian military and served in various capacities, contributing to the development of the newly formed German Empire under Otto von Bismarck.