Eustace fitz John construction of fortifications at Tickhill and Knaresborough in Yorkshire are also recorded in this pipe roll. This and evidence of royal writs show that Eustace and Walter Espec had justiciar responsibility for the counties of Cumberland, Northumberland, Durham, and Yorkshire, a role that involved hearing pleas and conveying instructions from central government. The death of Henry I on 1 December 1135 led to the accession of Stephen de Blois, to whom Eustace submitted. Stephen's seizure of the throne was contested by Henry I's daughter, the Empress Matilda, who had been Henry's designated heir. The "Gesta Stephani" claimed that certain "very
Henry I of Werle Henry I of Werle Henry I (died 8 October 1291) was a Prince of Mecklenburg-Werle and Mecklenburg-Güstrow. He was the son Prince Nicholas I of Mecklenburg-Werle and his wife Princess Jutta of Anhalt the daughter of Prince Henry I of Anhalt and his wife Princess Irmgard of Thuringia. Henry and his brother John ruled Mecklenburg-Werle jointly following the death of their father on 10 May 1277. Henry and his brother ruled jointly until 1283 when Henry founded the principality of Mecklenburg-Güstrow while John took up residence in the principality of Mecklenburg-Parchim which he ruled jointly with Prince Pribislaw II. Henry's