Horse Q of the Day: Racing Who won that 1938 match race? 1. Which bay Thoroughbred defeated Triple Crown winner War Admiral in a 1938 match race?SecretariatCanonero IIMan O WarSeabiscuit Loading... Share this:ShareFacebookTwitterPinterestLinkedIn Related Related posts: In American folklore, how did the Headless Horseman originate? Horse Q of the Day: Racing Horse Q of the Day: Racing