 Martin was also inspired by the French historical novels "The Accursed Kings" by Maurice Druon, which are about the French monarchy in the 13th and 14th centuries.Martin has also drawn from Roman history for inspiration, comparing Stannis Baratheon to the Roman emperor Tiberius.Martin has sourced the Massacre of Glencoe and Black Dinner as inspiration for the "Red Wedding," a crucial twist in "A Storm of Swords".