Atilla the Hun, who turned his tribal confederation into a superpower constituting the major threat to tribute-blackmailed Rome and Constantinople, suffocated in his own blood during his wedding night, but was that just the price of an (uncharacteristic) excessive party at ripe age, or murder, and if so how and by which enemy? - Shakespeare's play will always tar Richard III as England's cruelest king, notably for the murder of his kin-predecessor's young sons, which he imprisoned in the Tower fortress prison, but were they murdered, on his or other orders, victims of illness and/or primitive medicine, or did at least one survive? - Power-hungry Spanish renaissance Borgia-pope Alexander's beloved illegitimate son and general Juan was stabbed while wandering in a red lantern district of Rome and dumped in the Tiber, but who ordered his death, and why? Perhaps his jealous brother and successor, cardinal Cesare, or the major regional rival family Colonna, whose main castle his papal army besieged shortly before?