Fort Frederick References Fort Frederick historical fort, Maryland, United States 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: HagerstownFort Frederick (1756), in a nearby state park, is said to be the only fort of the French and Indian War remaining with its original walls. Read MoreFort Frederick (1756), in a nearby state park, is said to be the only fort of the French and Indian War remaining with its original walls. Read More