After the fall of the RomanEmpire, various tribes of Angles,Saxons and Jutes invaded over the centuries and several kingdoms formed, known as the Heptarchy or the SevenKingdoms
When Edward brought Normans into important positions in the English government, Godwin and other earls resisted their appointments and worked to get the Normans sentback to Normandy
Earls' power relied on the support of the thanes in their earldoms, as shown by occasions when thanes demanded that earls be removed from their positions