User blog comment:Zippertrain85/The difference between Mideval & Fantasy/@comment-24.16.193.114-20140311093008

Well, the Middle Ages is a period of time. Fantasy is a genre of fiction. Even if the fiction is similar in many qualities to the standard idea of the Middle Ages, it still would be fantasy if it follows those prerequisites. (Though it may be a historical fiction or another genre entirely if it follows the requirements.)