History of the English line of succession Wars of the Roses, Henry VI was forcibly deposed by his third cousin twice removed, Edward, Duke of York, who became Edward IV. On the day of Edward IV's deposition, 3 October 1470, the line of succession following agnatic primogeniture was; However, Edward IV was deposed, and the throne was restored to Henry VI, the previous monarch, during the period known as the Readeption of Henry VI. On the day of Henry VI's second deposition, 11 April 1471, the line of succession following agnatic primogeniture was: However, the English nobility again became frustrated with Henry's inability to rule competently, and
Cham–Vietnamese War (1471) and once their economies recovered, these two kingdoms went to war again. When fighting resumed in 1471, the Champa kingdom found itself weakened and isolated. It has experienced numerous civil wars and, at one point, had five different rulers. For its earlier attack on Angkor, the Khmers ignored the Cham's request for assistance when Vietnam invaded. The Cham also requested Ming China to intervene by helping bring the Vietnamese back in line by force and demarcate the border between Champa and Vietnam. China, however, only verbally rebuked the Vietnamese for its incursion, which the Vietnamese ignored, proceeding with its attack