After the indecisive < ref name =" British historian Townsend Miller "> British historian Townsend Miller: “ But, if the outcome of < nowiki > battle of </ nowiki > Toro, militarily, is debatable, there is no doubt whatsoever as to its enormous psychological and political effects ” in The battle of Toro, 1476, in History Today, volume 14, 1964, p. 270 </ ref > Battle of Toro in 1476 against King Ferdinand II of Aragon, the husband of Isabella I of Castile, he went to France to obtain the assistance of Louis XI, but finding himself deceived by the French monarch, he returned to Portugal in 1477 in very low spirits.

Alfonso was the son of Queen Isabella II of Spain, and allegedly, of her husband and King Consort, Francis, Duke of Cádiz.

The marriage of Ferdinand II of Aragon and Isabella I of Castile in 1469 united the two royal lines.

** Isabella II ( 1833 – 1868 )

She was the youngest surviving child of King Ferdinand II of Aragon and Queen Isabella I of Castile.

* 1241 – Isabella of England, wife of Frederick II, Holy Roman Emperor ( b. 1214 )

In 1852, the free trade zone was extended by Isabella II to the Canary Islands.

* 1479 20 January – Queen Isabella I of Castile and King Ferdinand II of Aragon – the Catholic Monarchs, jointly rule the kingdoms of Castile and Aragon, including Gibraltar.

In 1868, the Spanish queen Isabella II was expelled by a revolution, leaving that country's throne vacant.

Isabella retained the throne and ruled jointly with her husband, King Ferdinand II.

Ferdinand's death in 1833 and the accession of Isabella II as Queen of Spain sparked the First Carlist War ( 1833 – 1839 ).

Isabella II of Spain took a more active role in government after coming of age, but she was immensely unpopular throughout her reign ( 1833 – 1868 ).

Although the former queen, Isabella II was still alive, she recognized that she was too divisive as a leader, and abdicated in 1870 in favor of her son, Alfonso.

Isabella married the Holy Roman Emperor Frederick II.

Eight days after that, the pregnant Isabella was married to Count Henry II of Champagne, nephew of Richard and Philip, but politically allied to Richard.

Maria died in childbirth in 1212, and John of Brienne continued to rule as regent for their daughter Isabella II.

After the failure of the crusade, John travelled throughout Europe seeking assistance, but found support only from Frederick, who then married John and Maria's daughter Isabella II in 1225.

Plaisance died in 1261, but as her son Hugh II was still underage, Cyprus passed to his cousin Hugh of Antioch-Lusignan, whose mother Isabella of Cyprus, Alice of Champagne and Hugh I of Cyprus ' daughter and Hugh II's aunt, took over the regency in Acre.

This was disputed by another branch of the Lusignan family: Maria of Antioch, daughter of Bohemond IV of Antioch and Melisende of Lusignan ( herself a daughter of Isabella I and Amalric II ), claimed the throne as the oldest living relative of Isabella I, but for the moment her claim was ignored.

Its heiress, Isabella of Ibelin ( widow of Hugh II ), actually placed it under Baibars ' protection.

( 2003 ) Isabella and the Strange Death of Edward II.

In 1598, the then possessor, Philip II of Spain, bequeathed Luxembourg and the other Low Countries to his daughter the Infanta Isabella Clara Eugenia and her husband Albert VII, Archduke of Austria.

# Isabella ( 2 March 1241 – 28 January 1271 ), married Theobald II of Navarre

For Spain, dates commonly used are the death of King Ferdinand II in 1516, the death of Queen Isabella I of Castile in 1504, or the conquest of Granada in 1492.

The next year, Isabella died giving birth to their son Conrad IV, who succeeded his mother to the throne although he never appeared in the east.

He was father of four sons: by Isabella, he had Peter, his successor ; by Felicia he had Ferdinand, who was alive in 1086 but died within the next decade, Alfonso, who succeeded Peter, and Ramiro, who succeeded Alfonso.

His full sister was Queen Sibylla of Jerusalem and his nephew through this sister ( who succeeded him ) was the child-king Baldwin V. He had a half sister through his father's second marriage to Maria Comnena-Queen Isabella I of Jerusalem.

A temporary settlement was then reached by which Guy was to remain king in his lifetime, but to be succeeded by Conrad and Isabella or their heirs.

Born in Lisbon, the son of King Afonso V of Portugal by his wife, Isabella of Coimbra, princess of Portugal, John II succeeded his father in 1477 when the king retired to a monastery, but only became king in 1481, after the death of his father and predecessor.

He was succeeded by Ferdinand, his son by his second marriage, who was already married to Isabella I of Castile.

On his death from syphilis contracted from prostitutes, he was succeeded by his son Federico, with Isabella acting as regent.

* Queen Isabella I of Castile, who succeeded her half-brother Henry IV in 1474

* Queen Juana of Castile, who succeeded her mother Isabella I in 1504

* Queen Isabella II of Spain, who succeeded her father Ferdinand VII in 1833

Isabella was already known to be carrying their first child – Maria of Montferrat, who later succeeded her mother as queen regnant ( see the Old French Continuation of William of Tyre, the Brevis Regni Hierosolymitani Historia in the Annals of Genoa, and the Muslim chronicler Imad ad-Din al-Isfahani ).

On her death on 5 April 1205, Isabella was succeeded as Queen of Jerusalem by her eldest daughter Maria of Montferrat.

# Maria ( 1192 – 1212 ), succeeded Isabella as Queen of Jerusalem.

In 1327, when Edward III succeeded to the throne at the age of fifteen, he granted the Manor for life to his mother, Queen Isabella for her services during his father ’ s reign.

Through his marriage to Isabella Stewart they had a son Thomas, and a single daughter, Margaret, who succeeded her brother and became in her turn Countess of Mar.

When her mother Isabella of Naples died in 1524, Bona succeeded to the titles Duchess of Bari and Princess of Rossano.

He then marched immediately on Brussels, where he succeeded the old Infanta Isabella who had died in December 1633.

Isabella succeeded her brother as Queen of Castile and Ferdinand became jure uxoris King of Castile in 1474.

He was succeeded by Hugh of Lusignan-Antioch ( son of his younger aunt Isabella ) as Hugh III of Cyprus, though his heir-general was another first cousin, Hugh of Brienne ( c 1240 – 1296 ), son of Mary of Cyprus, the eldest aunt of the deceased Hugh II.

He was succeeded in his titles and pretensions by his sister Isabella and her sons.

* Isabella of Brienne ( 1306 – 1360 ), married Walter of Enghien and succeeded her brother on his death

The son of Guy of Cyprus, Constable of Cyprus ( son of Hugh III of Cyprus and wife Isabella of Ibelin ), and Eschiva of Ibelin, Hugh succeeded his father as Constable of Cyprus in 1318, and later succeeded to the throne of Cyprus on the death of his uncle Henry II, since Henry II had no son.