His father was Henry III Of Castile (r. 1390 - 1406)
His father was Henry III Of Castile (r. 1390 - 1406)
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== Life ==
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John was the son of King Henry III and his wife, Catherine of Lancaster. His mother was the granddaughter of King Peter, who was ousted by Henry III's grandfather, King Henry II. John succeeded his father on 25 December 1406, and united in his person the claims of both Peter and Henry II. His mother and his uncle, King Ferdinand I of Aragon, were co-regents during his minority. When Ferdinand I died in 1416, his mother governed alone until her death in 1418.
== Reign ==
== Reign ==
His reign lasted 48 years, however John was not a great king.
His reign lasted 48 years, however John was not a great king.