Geoffrey de Mandeville, 1st Earl of Essex to the crown, perhaps in part due to a large fine levied by Henry I due to his displeasure at the escape of an important political prisoner when William was in charge of the Tower of London. The King also held the substantial estate of Geoffrey's maternal grandfather Eudo "le Dapifer" to which Geoffrey laid claim. Geoffrey gained Eudo's lands and his father's offices during the shifting tides of fortunes of the two competitors for the English throne after King Henry I's death in 1135. He initially supported Stephen, who sometime in 1140 (most likely May of that year) made
Henry I, Count of Guelders Henry I, Count of Guelders Henry I, Count of Guelders (1117–1182) was Count of Guelders from 1131 until 1182. He was a son of Gerard II of Guelders and Ermgard of Zutphen. In 1138 Hendrik inherited the County of Zutphen from his mother. Hendrik was under tremendous pressure from the Bishopric of Utrecht and the County of Holland, and was forced by Holland to negotiate a treaty with the city of Utrecht; this led to a problematic relation with the Bishop of Utrecht. In 1135 Hendrik married Agnes of Arnstein, daughter of count Louis III of Arnstein. Their daughter Adelaide