With the help of Henry I, a ruler of this name defeated rebels at Val-ès-Dunes (val-ay-DUNE).
During the rule of a king of this name, Matthew Bonnellus led a revolt in Palermo, during which he assassinated the incredibly powerful admiral Maio. Another king of this name married his aunt Constance to the future Holy Roman Emperor Henry VI and made her his heir, leading to Hohenstaufen rule in Sicily. Those kings of Sicily with this name were known as the "Bad" and the "Good." With the help of Henry I, a ruler of this name defeated rebels at Val-ès-Dunes (val-ay-DUNE). At the 1049 Council of Rheims (RANCE), a ruler of this name was forbidden from marrying Matilda of Flanders. A king of this name put down revolts during the Harrying of the North and also compiled the Domesday Book. For 10 points, give this name of the man who became King of England after his victory at the Battle of Hastings.
During the rule of a king of this name, Matthew Bonnellus led a revolt in Palermo, during which he assassinated the incredibly powerful admiral Maio.
William [or William the Conqueror; or William the Bastard; or William I the Bad; or William II the Good] &lt;Collins&gt;