The marriage of this man's son Robert of Clermont resulted in the Bourbon line.
This man solidified Languedoc as a royal domain by requiring Raymond VII to sign the Treaty of Paris. The marriage of this man's son Robert of Clermont resulted in the Bourbon line. After landing at Damietta and capturing the citadel of al-Mansurah, this man was later held for ransom after being captured by Sultan Baybars I. For 10 points, name this Capetian French king who led the Seventh Crusade.
This man solidified Languedoc as a royal domain by requiring Raymond VII to sign the Treaty of Paris.
{Louis IX} [or {St. Louis}]