At some time between 1144 and 1146 the Constable of Bourbourg, arranged a divorce for his daughter Countess Beatrice with Earl Aubrey's consent, after which Oxford ceased to be Count of Guînes.
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In 1137 or 1138 de Vere married Beatrice, the daughter of Henry, Constable of Bourbourg, and the granddaughter and heiress of Manasses, Count of Guînes in the Pas de Calais.
In the village of Brouckerque, coming from Dunkerque, the canal can either turn right on its path to the Aa at Bourbourg, or continue straight to join the Canal de la Colme near the village of Lynck and continue on to the Aa River at Watten.
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The Canal de Bourbourg is a 19.5 km long canal which connects the Aa River (near Bourbourg) and Dunkerque's inner harbours in the Nord department, in northern France.
The following year, he was among the delegation that met with the envoys of Queen Elisabeth I at Bourbourg in 1587, in a feigned attempt to end hostilities between England and Spain.
He was also put in charge of the delegation that met with the envoys of Queen Elizabeth I at Bourbourg in 1587, in a feigned attempt to end hostilities between England and Spain.
John of Luxembourg (died June 22, 1476) was Count of Marle and Count of Soissons between 1462 and 1476, Lord of Dunkirk, Gravelines and Bourbourg.