Mezue nkebi ahịrịokwu na-esonụ: Usoro nke Beauchamp Earls kwụsịrị na 1449 mgbe Anne de Beauchamp, 15th Countess of Warwick, nwụrụ. Richard Neville, "Kingmaker", ghọrọ Earl nke Warwick na-esote site na nwunye ya ketara aha ahụ. N'oge okpomọkụ nke afọ 1469, Neville nupụụrụ Eze Edward nke Anọ nke England isi ma tụọ ya mkpọrọ n'Ụlọ Eze Warwick. Neville gbalịrị ịchị n'aha Eze; Otú ọ dị, ngagharị iwe nke ndị na-akwado Eze na-eme mgbe nile mere ka Earl hapụ Eze. E mechara gbuo Neville n'ọgbaaghara ahụ.
Agha nke Barnet, na-alụ ọgụ megide Eze na 1471 n'oge Agha nke Roses. Mgbe ahụ, Warwick Castle si na Neville gafere n'aka ọgọ ya nwoke, George Plantagenet, 1st Duke nke Clarence (nwanne nke Eze Edward nke Anọ). E gburu George Plantagenet n'afọ 1478, ala ya wee gafere nwa ya nwoke, Edward Plantagenet, 17th Earl nke Warwick; agbanyeghị, Edward Plantagenet dị naanị afọ abụọ mgbe nna ya nwụrụ, yabụ e were ala ya n'aka ndị Crown. E debere ya n'okpuru eze, ma ya mere enweghị ike iketa ocheeze ahụ, site n'aka Eze Henry nke Asatọ nke England, onye Eze ahụ jidere ruo afọ iri na anọ na Tower nke London ruo mgbe e gburu ya maka ịgba ọchịchị mgba okpuru na 1499, nke a na-ekwu na ọ bụ maka ịgba izu ka ya na Perkin Warbeck 'onye na-eme ka ọ dị mma' gbapụ. Edward bụ Earl nke ikpeazụ nke Warwick nke aha mbụ e kere eke.