History of the Cyclades Roman province. Under Diocletian, there existed a “province of the islands” that included the Cyclades. Christianisation seems to have occurred very early in the Cyclades. The catacombs at Trypiti on Milos, unique in the Aegean and in Greece, of very simple workmanship, as well as the very close baptismal fonts, confirms that a Christian community existed on the island at least from the 3rd or 4th century. From the 4th century, the Cyclades again experienced the ravages of war. In 376, the Goths pillaged the archipelago. When the Roman Empire was divided, control over the Cyclades passed to the Byzantine
History of the Cyclades were fertile and suitable for new development. Thus it was during the 11th century, when Palaiopoli was abandoned in favour of the plain of Messaria on Andros, that the breeding of silkworms, which ensured the island's wealth until the 19th century, was introduced. In 1204, the Fourth Crusade took Constantinople, and the conquerors divided the Byzantine Empire amongst themselves. Nominal sovereignty over the Cyclades fell to the Venetians, who announced that they would leave the islands’ administration to whoever was capable of managing it on their behalf. In effect, the Most Serene Republic was unable to handle the expense of