Isabella's fourth son Louis of Enghien, Lord of Conversano, received the ( titular ) Duchy of Athens in 1381, when his nephew's inheritance was divided.

It was Balian himself — a notably tall man — who carried the child Baldwin V on his shoulder at the ceremony, signifying the support of Isabella's family for her nephew.

Margaret is believed by some to have been the first child, and by others to be the child whose birth caused Isabella's death.

Isabella's mother Maria and the Ibelins ( now closely allied to Conrad ) argued that Isabella and Humphrey's marriage was illegal, as she had been underage at the time ; underlying this was the fact that Humphrey had betrayed his wife's cause in 1186.

Isabella's half-brother John of Ibelin, the Old Lord of Beirut governed as regent until 1210 when Maria married an experienced French knight, John of Brienne.

After Isabella's death, he married on 21 August 1274, Maria of Brabant, daughter of Henry III of Brabant and Adelaide of Burgundy.

Amalric's widow ( Isabella's mother ) Maria Comnena had married Balian of Ibelin, and Raymond attempted to regain influence with a project to marry Sibylla to Balian's older brother Baldwin of Ibelin.

After Archduchess Isabella's death on 27 November 1763, a political marriage was arranged with Maria Josepha of Bavaria ( d. 1767 ), a daughter of Charles Albert, Elector of Bavaria ( the former emperor Charles VII ) and Archduchess Maria Amalia of Austria.

In Montferrat he was succeeded by Boniface, but his own heiress was born posthumously: a daughter Maria of Montferrat, ' La Marquise ', who in 1205 became Queen of Jerusalem on Isabella's death, but died young in childbirth.

In October 1832, the King formed a moderate royalist Government under Francisco Cea Bermúdez, which tried, almost successfully, to curb the Apostolic party and, through an amnesty, to gain liberal support for Isabella's right to succeed and for Queen Maria Christina of Bourbon-Two Sicilies, her mother and designated regent.

He and his wife Maria arranged her daughter Isabella's forcible divorce from Humphrey of Toron so she could marry Conrad.

Isabella's supporters, led by her mother Maria and stepfather Balian, and Raymond of Tripoli, had gathered in Nablus.

However, this was questionable: the legitimacy of Isabella's daughter by Conrad, Maria, and the right of her descendants to the throne of Jerusalem was never challenged, and if Maria was legitimate, so too were Isabella's daughters by Henry.

Isabella's mother Maria, stepfather Balian and other prominent nobles, including Reginald of Sidon, now supported Conrad of Montferrat, Baldwin V's uncle, whose arrival in 1187 had saved the city of Tyre and, indeed, the kingdom.

After Isabella's death in 1539 Cabezón was appointed music teacher to her children: Prince Felipe and his sisters Maria and Joan ( Maria would later become the most important patron of composer Tomás Luis de Victoria ).

The Old French Continuation of William of Tyre claimed that Stephanie hated Isabella's mother Maria Comnena, and prevented her having any contact with her daughter.

He served as regent for two of his young relatives, Isabella's daughter Maria of Montferrat from 1205 to 1210, and then Henry I of Cyprus from 1228 until Henry came of age in 1232.

Guy's daughter Maria d ' Enghien, Isabella's granddaughter, married Pietro Cornaro, a Venetian.

Juana, Isabella's second daughter, married into the Habsburg dynasty when she wed Philip the Handsome, the son of Maximilian I, King of Bohemia ( Austria ) and entitled to the crown of the Holy Roman Emperor.

Isabella's only son, Juan, married Margaret of Austria, further maintaining ties with the Habsburg dynasty.

After Isabella's death in 1465, Ferrante married secondly Joanna of Aragon, his own first cousin, in 1476.

After Isabella's death in 1392, Langley married his cousin Joan Holland, whose great-grandfather Edmund of Woodstock, 1st Earl of Kent, was the half-brother of Langley's grandfather Edward II ; she and Langley were thus both descended from King Edward I.

) There were also objections on grounds of canonical ' incest ', since Conrad's brother had previously been married to Isabella's half-sister, and Church law regarded this kind of " affinity " as equal to a blood-relationship.

Philip married Conrad and Isabella on 24 November, despite objections that the marriage was canonically incestuous ( Isabella's half-sister Sibylla having been married to Conrad's older brother ).

Isabella's daughter Princess Marjorie ( died 1316 ) married Walter Stewart, 6th High Steward of Scotland, and their son became Robert II of Scotland.

After Isabella's sister Anne was married to Edward of Westminster, Prince of Wales, the son and heir of Henry VI, Clarence rejoined his brother, realizing that it was now unlikely that he would become king.

In July 1857, Isabella's younger sister, Mary Anna, married Professor Thomas J. Jackson of the Virginia Military Institute.

Manuel and Isabella's young son Miguel was for a period the heir apparent of Castile and Aragon, but his death in 1500 ended these ambitions.

Stagnetti finds the secret " staff " unlocked by Isabella's husband Manuel.

On Isabella's death in 1504 her daughter, Joanna I, became Queen ( in name ) with her husband Philip I as King ( in authority ).

In 1589, Isabella Andreini performed her comic work Pazzia d ' Isabella ( Isabella's madness ) for the Florentine court during the wedding of Ferdinando I de ' Medici and Christina of Lorraine, and the details of the mostly improvised play have endured until modern times.

Princess Marjorie went to the convent at Watton ; her aunt Christina Bruce was sent to another convent ; Queen Elizabeth was placed under house arrest at a manor house in Yorkshire ( because Edward I needed the support of her father, the powerful Earl of Ulster, her punishment was lighter than the others '); and Marjorie's aunt Mary Bruce and the Countess of Buchan were imprisoned in wooden cages, exposed to public view, Mary's cage at Roxburgh Castle and Countess Isabella's at Berwick Castle.

Joanna the Mad, Ferdinand and Isabella's second daughter, inherited the throne with her Burgundian husband King Philip I.

John was born in Seville in 1478 to the sovereigns of Castile, Isabella I and Ferdinand V. At the time, his parents were involved in the War of Castilian Succession against Isabella's niece Joanna la Beltraneja, wife of King Afonso V of Portugal.

After the death of the childless Sebastian of Portugal ( her grand-nephew ), her son fought for his rights to become King of Portugal, however he failed and the throne was given to Isabella's son Philip.

As sole monarch, Ferdinand adopted a more aggressive policy than he had as Isabella's husband, enlarging Spain's sphere of influence in Italy, strengthening it against France.

A dejected procession, numbering some 4, 000 according to most of the sources, such as Hills or Jackson filed out of the Land Port with Queen Isabella's banner at their head, and led by the Spanish Governor, Diego de Salinas, the Spanish garrison, with their three brass cannon, the religious orders, the city council and all those inhabitants who did not wish to take the oath of allegiance to Charles III as asked by the terms of surrender.

Edward was eventually captured by Isabella's forces and the custody of the king was assigned to Henry, Earl of Lancaster, who had backed Isabella's invasion.

Catherine finds herself pursued by Isabella's brother, the rough-mannered, slovenly John Thorpe, and by her real love interest, Henry Tilney.

When Isabella's retinue — loyal to Edward, and ordered back to England by Isabella — returned to the English Court on 23 December, they brought further shocking news for the king: Isabella had formed a liaison with Roger Mortimer in Paris and they were now plotting an invasion of England.

" This description was probably not simply flattery by a chronicler, since both Isabella's father and brothers were considered very handsome men by contemporaries, and her husband was to nickname her " Isabella the Fair ".

Isabella's new husband, Edward was an unusual character by medieval standards.

Gascon forces destroyed the bastide, and in turn Charles attacked the English-held Montpezat: the assault was unsuccessful, but in the subsequent War of Saint-Sardos Isabella's uncle, Charles of Valois, successfully wrestled Aquitaine from English control ; by 1324, Charles had declared Edward's lands forfeit and had occupied the whole of Aquitaine apart from the coastal areas.

Mortimer and Isabella began a passionate relationship from December 1325 onwards ; Isabella was taking a huge risk in doing so – female infidelity was a very serious offence in medieval Europe, as shown during the Tour de Nesle Affair – both Isabella's former French sisters-in-law had died by 1326 as a result of their imprisonment for exactly this offence.

Isabella's motivation has been the subject of discussion by historians ; most agree that there was a strong sexual attraction between the two, that they shared an interest in the Arthurian legends and that they both enjoyed fine art and high living.

The session was held in January 1327, with Isabella's case being led by her supporter Adam Orleton, Bishop of Hereford.

Edward II's subsequent fate, and Isabella's role in it, remains hotly contested by historians.

The conventional 20th-century view has been that Edward did die at Berkeley Castle, either murdered on Isabella's orders or of ill-health brought on by his captivity, and that subsequent accounts of his survival were simply rumours, similar to those that surrounded Joan of Arc and other near contemporaries after their deaths.

Isabella and Mortimer ruled together for four years, with Isabella's period as regent marked by the acquisition of huge sums of money and land.

Although strategically successful and, historically at least, " a successful piece of policy making ", Isabella's Scottish policy was by no means popular and contributed to the general sense of discontent with the regime.

In January 1329 Isabella's forces under Mortimer's command took Lancaster's stronghold of Leicester, followed by Bedford ; Isabella – wearing armour, and mounted on a warhorse – and Edward III marched rapidly north, resulting in Lancaster's surrender.

Neither Sibylla's nor Isabella's party seems to have been prepared to accept the terms of Baldwin IV's will, to install a regent and wait for a decision by Baldwin V's relatives in England, France and Germany.

Instead, he fled her presence, and ran away, only to be overcome by Isabella's guards and forced to accept the position against his will.

Baldwin IV died in spring 1185, shortly after ordering a formal public crown-wearing by Baldwin V at the Church of the Holy Sepulchre, at which Balian of Ibelin carried the child-king, to signify that Isabella's family accepted his claim.