He was also the co-commander of the French army at the Battle of Agincourt where he was killed by the English forces led by King Henry V. Charles was born into an old Gascon family, the son of Arnaud, Lord of Albret, and Margaret de Bourbon.

[1][2] He served under Bertrand du Guesclin as a young man and fought at the battle of Roosebeke.

[2] He was made the constable of France by Charles VI in 1403, but dismissed when the Burgundian faction gained power at court.

[2] An important figure at the French court, he is the subject of two of Christine de Pizan's Autres Ballades (#2 and #3).

Constable d'Albret was killed at Agincourt during the battle on 25 October 1415, against the English troops led by King Henry V.[2] He was interred at the Friary church in Vieil-Hesdin.