India, Aug. 3 -- Long before Prince Harry aired his issues with the monarchy in his own memoir, things got physical, literally-with another royal relative. According to a new book, The Rise and Fall of the House of York, Harry and Prince Andrew clashed during a family gathering in 2013, and the confrontation ended with Andrew nursing a bloody nose.

Author Andrew Lownie details a rocky dynamic between the Duke of York and his nephews, particularly William and Harry. Tensions reportedly erupted after Andrew made disparaging remarks about Harry behind his back, triggering a full-blown argument where "punches were thrown."

Citing unnamed sources, The Telegraph reported that Harry "got the better of Andrew by all accounts." The scuffle was e...