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1212
Battle of Las Navas de Tolosa
The victory made possible to advance to the Guadiana and Guadalquivir valleys. Ferdinand III (1217-1252) and his son Alfono X (1252-1284) led much of the expansion. This battle allowed the Castilians to cross the Sierra Morena, and expand further south. -
Period: 1217 to 1252
Ferdinand III
Monarch of the Crown of Castile. -
1230
Definitive union of Castile and Leon
The Kingdom of Leon occupied baja Extremadura (1228). After the union of Castile and Leon, Ferdinand III conquered the Gudalquivir valley, and Alfonso X reached Huelva and Cadiz. -
1244
Ferdinand III occupies Jaen
Ferdinand III conquers Jaen, it was the first city to be conquered in the Guadalquivir valley, after las Navas de Tolosa -
1244
Treaty of Almizra
Alfonso X of Castile and James I of Aragon sign the treaty of almizra, which meant that Murcia remained part of Castile. -
Period: 1252 to 1284
Alfonso X
Monarch of the Crown of Castile. -
1262
Alfonso X conquers Niebla
Alfonso X conquers NIebla, it was the first victory in order to control the Gibraltar strait. -
1273
Foundation of the Mesta
The monarchy created the Mesta in 1273 to protect the sheep owner's interests. -
Period: 1284 to 1295
Sancho IV
Monarch of the Crown of Castile. -
Period: 1295 to 1312
Ferdinand IV
Monarch of the Crown of Castile. -
Period: 1312 to 1350
Alfonso VI
Monarch of the Crown of Castile. -
1340
Battle of Salado
At the end of the 13th century, the Marinid Kingdom in North Africa went to the aid of Granada, the last Muslim Kingdom on the Peninsula, to regain Gibraltar. Alfonso XI of Castile defeted the Muslims in the Battle of Río Salado. -
1344
Alfonso XI occupies Algeciras
Alfonso XI occupies Algeciras, which is in Cádiz nowadays.It was an esential battle for the total conquest of the Gibraltar strait. -
Period: 1350 to 1369
Peter I
Monarch of the Crown of Castile. -
1369
Beginning of the Trastámara dynasty in the Crown of Castile
Henry of Trastámara, the king's (Peter I) illegitimate brother, promised the nobles he would expand their privileges if they helped him removed Peter I from the throne, and a violent civil war began.
Henry II became the new king (1369-1379) beginning the Trastámara dynasty. He granted lands and privileges to the nobles to thank them. -
Period: 1369 to 1379
Henry II Trastámara
Monarch of the Crown of Castile. -
Period: 1379 to 1390
John I
Monarch of the Crown of Castile. -
Period: 1390 to 1403
Henry III
Monarch of the Crown of Castile. -
Period: 1406 to 1454
John II
Monarch of the Crown of Castile. -
Period: 1454 to 1474
Henry IV
Monarch of the Crown of Castile. -
Period: 1474 to 1504
Isabella I
Monarch of the Crown of Castile. -
1475
Second Civil war in Castile
This war resulted from the death of Henry IV. Henry's sister, Isabella, challenged Henry's daughter for the throne. Isabella continued to assert her royal authority and proclaimed herself queen of Castile -
1492
Conquest of Granada.
The crisis in the 14th century stopped the expansion of the Christian kingdoms. A border with Granada was established until 1492, when it was finally conquered.