Keeping carefully aloof from the conspiracy that murdered Joanna's husband Andrew, Duke of Calabria, he led a faction opposing Joanna and Louis of Taranto. He contacted the Hungarian court, seeking their support. He hoped to turn the invasion of Louis of Hungary and the flight of Joan to his own ends: but he was seized and beheaded by the Hungarians at Aversa.[2]
Bartlett, Robert (2020). Blood Royal: Dynastic Politics in Medieval Europe. Cambridge University Press.
Zacour, Norman P. (1960). "Talleyrand: The Cardinal of Périgord (1301–1364)". Transactions of the American Philosophical Society. New Series. 50 (7). American Philosophical Society: 1–83. doi:10.2307/1005798. JSTOR1005798.