Fulk FitzWarin at the time of his death in 1197. Whittington Castle lies on the English side of Offa's Dyke, which during the Norman era and before was the border between England and Wales. The site was fortified as a castle by William Peverel in 1138, in support of Empress Matilda, the daughter of King Henry I (1100–1135), in her struggle (known as The Anarchy) for the throne against King Stephen (1135–1154), grandson of William the Conqueror. In the late 1140s the lordship of Whittington, like Oswestry and Overton ceased to be part of England and became part of the Kingdom of
Henry of Bohemia appointed his brother-in-law regent. Upon Wenceslaus' assassination on August 4, the Přemyslids became extinct in the male line and Henry was elected his successor by the Bohemian nobility—against the will of his former ally King Albert I of Germany, who intended to install his eldest son Rudolf of Habsburg on the Bohemian throne. King Albert's troops immediately campaigned Bohemia, besieged Prague Castle and deposed Henry, who had to yield to their superior forces. Nevertheless, Rudolf of Habsburg (mocked as "král kaše", "King Porridge") was never accepted by the Bohemian nobles, and after his sudden death on 4 July 1307, Henry