Eustace IV, Count of Boulogne Eustace IV, Count of Boulogne Eustace IV (c. 1127–1135 – 17 August 1153), Count of Boulogne, was the eldest son of King Stephen of England and Countess Matilda I of Boulogne. When his father seized the English throne on Henry I's death in 1135, he became heir apparent to the English throne. Upon his mother's death in 1152 he inherited the county of Boulogne and other estates. Eustace was first mentioned in one of his parents' charters dated no later than August 1131. As heir to the English throne in 1137, he did homage for Normandy to Louis VII of
History of the Constitution of the United Kingdom event completely changed the course of English history. Until 1066, England was ruled by monarchs that were elected by the "witan", (meaning "wise"). There were various elements of democracy at a local level too, known as folkmoot. Henry I of England (c. 1068 – 1 December 1135) was king from 1100 to 1135, ruling through the Curia regis. When he ascended to the throne he granted the Charter of Liberties, a series of decrees and assurances to the barons. Probably the most important statement in the charter is at the beginning, where the king admits ""that by the mercy of