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Ferdinand IV,king of Naples: see Ferdinand IFerdinand I,
1751–1825, king of the Two Sicilies (1816–25). He had previously been king of Naples (1759–99, 1799–1805, 1815–16) as Ferdinand IV and king of Sicily (1759–1816) as Ferdinand III.
..... Click the link for more information. , king of the Two Sicilies.
Ferdinand IV,1285–1312, Spanish king of Castile and León (1295–1312), son and successor of Sancho IV. His mother, María de MolinaMaría de Molina
, d. 1321, queen of Castile, consort of Sancho IV. As regent (1295–1301) for her son, Ferdinand IV, she defended his throne against several pretenders, who were at various times supported by France, Aragón, Portugal, Navarre, and Granada.
..... Click the link for more information. , was regent during his turbulent minority. He tried unsuccessfully to take Algeciras from the Moors but conquered (1309) Gibraltar with the help of Aragón. He was succeeded by his son, Alfonso XI.
Born Dec. 6, 1285, in Sevilla; died September 1312. King of Castile and León from 1295.
Until Ferdinand IV attained his majority in 1303, his mother acted as regent, stoutly defending her son’s right to the throne against the claims of several pretenders from the Castilian nobility. Ferdinand’s various rivals had the respective support of the kings of Aragón, France, and Portugal and of the emir of Granada. After he assumed full royal power, Ferdinand IV won a series of battles against the Moors with the help of the king of Aragón. In 1310 he captured the fortress of Gibraltar. Ferdinand IV died in Jaén, during a new campaign against the Moors for control of Algeciras.