Duke of Normandy as the reign of William II (1035–87), the ruler of Normandy could style himself "prince and duke, count of Normandy" as if unsure what his title should be. The literal Latin equivalent of "Duke of Normandy", "dux Normanniae", was in use by 1066, but it did not supplant "dux Normannorum" until the Angevin period (1144–1204), at a time when Norman identity was fading. Richard I experimented with the title "marquis" ("marchio") as early as 966, when it was also used in a diploma of King Lothair. Richard II occasionally used it, but he seems to have preferred the title duke.
Frederick William, Grand Duke of Mecklenburg-Strelitz first cousin, Princess Augusta of Cambridge, a member of the British Royal Family and a granddaughter of King George III. The two were also second cousins on their fathers' side. They had two sons: Friedrich Wilhelm and his wife Augusta celebrated their diamond wedding anniversary by distributing 25 Pfennig from the public treasury to every citizen of the grand duchy. Frederick William, Grand Duke of Mecklenburg-Strelitz Frederick William (17 October 1819 – 30 May 1904) was a German sovereign who ruled over the state of Mecklenburg-Strelitz as Grand Duke from 1860 until his death. He was born in Neustrelitz, the