Original sentence: Centurione continued to hold the post until 1430, when invasions by Thomas Palaeologus, Despot of Morea, forced him to retreat to his ancestral Arcadian castle.In 1349 James was succeeded by his son James IV (II of Morea).The son of Ferdinand and Isabelle, known as James the Unfortunate, was proclaimed prince of Morea in 1315 under the regency of his father, who conquered the principality between 1315 and 1316 but was defeated and executed by Louis of Burgundy and Matilda in 1316
Edited sentence: Centurione continued to hold the post until 1430, when invasions by Thomas Palaeologus, Despot of the Morea, forced him to retreat to his ancestral Arcadian castle.In 1349 James was succeeded by his son James IV (II of the Morea).The son of Ferdinand and Isabelle, known as James the Unfortunate, was proclaimed prince of the Morea in 1315 under the regency of his father, who conquered the principality between 1315 and 1316 but was defeated and executed by Louis of Burgundy and Matilda in 1316