Scion to the Noble and Most Ancient House of Beaudelaire

Anthonie de Bousquet, child to the Marquess of Beaudelaire, is able to attend Hogwarts through an ancient bylaw in the school's rule. Years 1-4. Researched Lordship trope, focus on international affairs and history of the Wizarding World. No romance until fourth year. Non British principal character. Multilingual characters.