Margaret of Sicily, Countess Palatine of the Rhine Margaret of Sicily, Countess Palatine of the Rhine Margaret of Sicily or Margherita di Sicilia-Aragona (Palermo, 1331 – Neustadt, 1377) was a Sicilian princess, daughter of the King Frederick III of Sicily and his wife Eleanor of Anjou. In 1348 she married Rudolf II, Count Palatine of the Rhine, and was Countess Palatine of the Rhine until 1353, year of the husband's death. Margaret was the youngest daughter of King Frederick II of Sicily-Aragon (1272-1337) and his wife Eleanore, daughter of Charles II of Anjou. Her parents resided in Palermo, where she presumably was born. In 1348 Margaret married the
History of Sicily assassinated in 668. His son Constantine IV succeeded him, a brief usurpation in Sicily by Mizizios being quickly suppressed by the new emperor. From the late 7th century, Sicily joined with Calabria to form the Byzantine Theme of Sicily. In 826, Euphemius, the commander of the Byzantine fleet of Sicily, forced a nun to marry him. Emperor Michael II caught wind of the matter and ordered that general Constantine end the marriage and cut off Euphemius' nose. Euphemius rose up, killed Constantine and then occupied Syracuse; he in turn was defeated and driven out to North Africa. There, Euphemius requested