Damazan corresponds to the ancient Ad Fines station mentioned by the Antonine Itinerary.
Situated along the Canal de Garonne, founded in 1259 by Alphonse de Poitiers, brother of St. Louis King of France, Damazan was then known as "Castrum COMITALE.
More than a country house, Damazan was a fortress, where, around the castle walls stood Comtal, joined to wide and deep ditches that made it almost inaccessible.
On the death of Alphonse de Poitiers, the bastide returned to the King of England, according to the terms of the Treaty of Paris.
Then, in 1277, she returned to Edward I.. Damazan has not finished moving from domination to another and suffer the seats to the battle of Castillon.
Besides these rivalries, Damazan will the legacy of disputes of local lords in the 15th and 16th centuries, and those of the Wars of Religion. Indeed, the city taken in 1568 by Protestants and then retaken by the Catholic church sees his burned and devastated by the latter in 1585.
The feudal system died, the kingship extends two centuries of peace history Damazan, and vines ensures prosperity of the land.