Treaty of Delft References Treaty of Delft Netherlands [1428] Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Jacoba Of Bavaria…July 3, 1428, in the Treaty of Delft, which maintained Jacoba’s title of countess but transferred administration of her three counties (Holland, Zeeland, and Hainaut) to Philip and stipulated that she was not to marry without his consent. Read More…July 3, 1428, in the Treaty of Delft, which maintained Jacoba’s title of countess but transferred administration of her three counties (Holland, Zeeland, and Hainaut) to Philip and stipulated that she was not to marry without his consent. Read More