Venetian rule in the Ionian Islands to south, including their Greek and Italian names in parentheses: Cythera and Lefkada were additionally called ' or ' and " respectively by the Ottomans. During the Roman Empire, the Ionian Islands were variously part of the provinces of Achaea and Epirus vetus. These would form, with the exception of Cythera, the Byzantine theme of Cephallenia in the late 8th century. From the late 11th century, the Ionian Islands became a battleground in the Byzantine–Norman Wars. The island of Corfu was held by the Normans in 1081–1085 and 1147–1149, while the Venetians unsuccessfully besieged it in 1122–1123. The island of
Technological Educational Institute of the Ionian Islands Technological Educational Institute of the Ionian Islands The Technological Educational Institute of Ionian Islands (TEI ION; ) is a fully self-governing higher-educational institute under state supervision, exercised by the Minister of National Education and Religious Affairs. The institute is based in Argostoli on the island of Kefalonia, with satellite campuses in Lixouri, Lefkada and Zakynthos. The Technological Educational Institute offers also postgraduate courses in collaboration with other universities in Greece and abroad. In 2018 the TEI of Ionian Islands and the Ionian University will form a new University. The Ionian Islands have a long tradition in education. The Ionian Academy