Henry I of England plans for Matilda, the King was succeeded by his nephew, Stephen of Blois, resulting in a period of civil war known as the Anarchy. Henry was probably born in England in 1068, in either the summer or the last weeks of the year, possibly in the town of Selby in Yorkshire. His father was William the Conqueror, the Duke of Normandy who had invaded England in 1066 to become the King of England, establishing lands stretching into Wales. The invasion had created an Anglo-Norman elite, many with estates spread across both sides of the English Channel. These Anglo-Norman barons typically
Henry I, Margrave of the Saxon Ostmark granted the Margraviate of Meissen by Emperor Henry IV. He was the first of the House of Wettin to govern that march, following the deposition of the Brunonid margrave Egbert II, who had sided with anti-king Hermann of Salm. About 1102 Margrave Henry married Egbert's daughter Gertrude of Brunswick (d. 1117) to further legitimate his claims. From this marriage he had one posthumous son, his successor Henry II. Margrave Henry was killed fighting against the Polabian Slavs near the Neisse river. Henry I, Margrave of the Saxon Ostmark Henry I ( – 1103), called the Elder (), a member of