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
Lesser Cyclades the islands belong to the Naxos and Lesser Cyclades municipality apart from the islets of Ano and Kato Antikeri that belong to Amorgos municipality. During the last Ice Age most of the islands of the Cyclades were united into a big landmass. After the sea level rose in ca. 9,000 B.C. the Aegean flooded the landmass to form the many small islands and acquire its modern form. The Lesser Cyclades are inhabited since the Stone Age. The islands flourished during early Bronze Age, when the Cycladic culture appeared. The island of Keros was one of the major sites of Cycladic