William of Villehardouin was the fourth prince of Achaea in Frankish Greece, from 1246 to 1278. The younger son of Prince Geoffrey I, he held the Barony of Kalamata in fief during the reign of his eld
Ruins of the fortress of Mistra. William built it to complete the conquest of southeastern Morea in 1249, but he had to cede it to the Byzantines in 1261.
Gold hyperpyron of Michael VIII Palaiologos
The popes' palace in Viterbo. The 1267 Treaty of Viterbo established Charles I of Anjou's suzerainty over Achaea and his claim to succeed William in the principality.
Coin of William struck at Glarentza (inscription +:G:PRINCEACh, +:CLARENTIA)
The Frankish Occupation, also known as the Latin Occupation and, for the Venetian domains, Venetian Occupation, were the collection of primarily French and Italian states, fiefs and colonies that were
William of Villehardouin
…William of Villehardouin (French: Guillaume de Villehardouin; Kalamata, c. 1211 – 1 May 1278, Kalamatha) was the fourth prince of Achaea in Frankish Greece, from 1246 to 1278. The younger son of Prince Geoffrey I, he held the Barony of Kalamata in fief during the reign of his elder brother Geoffrey II…
The Frankish tower on the Acropolis of Athens, demolished in 1874
Rhodes (city), around 1490
Palace of the Grand Master of the Knights of Rhodes