Royal descendants of Queen Victoria and King Christian IX were closely related due to their mutual descent from either Queen Victoria, King Christian IX or both. The most commonly cited example is the fact that Nicholas, his wife, Alexandra, and Kaiser Wilhelm II of Germany were all first cousins of King George V of the United Kingdom. Other countries who fought against Germany in addition to Russia and the United Kingdom were Romania, whose queen-consort, Marie, wife of King Ferdinand I, was a cousin of the Kaiser, and Greece, whose queen-consort, Sophia, wife of King Constantine I, was the Kaiser's own sister. Additionally, King George V was a first
SMS Kaiser Wilhelm II launched on 14 September 1897. During the launching ceremony, "Konteradmiral" (Rear Admiral) Prince Heinrich christened the ship for his brother, Kaiser Wilhelm II. She was commissioned on 13 February 1900, assuming the position of fleet flagship, which she held until 1906. "Kaiser Wilhelm II" was the first battleship of the German Navy specifically built to serve as a fleet flagship. After completing her sea trials in June 1900, she was assigned to the II Division of the I Squadron, where she replaced the old armored corvette in the division and the battleship as flagship of the Active Battle Fleet. In