sentences:  In 1155 King Henry II made endowments to the abbey and in 1159 Fitzharding confirmed his own endowments by charter.The abbey carried out a building programme during Fitzharding's lifetime which created a new abbey church, the chapter house and the Great Gatehouse.In the conflict of the Anarchy, Bristol Castle was held by Robert, 1st Earl of Gloucester for the Plantagenet cause against King Stephen.