History of Bristol Welsh estate and Robert of Caen became the first Earl of Gloucester, c. 1122. He is believed to have been responsible for completing Bristol castle. In 1135 Henry I died and the Earl of Gloucester rallied to the support of his sister Matilda against Stephen of Blois who had seized the throne on Henry's death. Stephen attempted to lay siege to Robert at Bristol in 1138 but gave up the attempt as the castle appeared impregnable. When Stephen was captured in 1141 he was imprisoned in the castle, but when Robert was captured by Stephen's forces, Matilda was forced to
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