Ionian Islands (region) Ionian Islands (region) The Ionian Islands Region (, , ) is one of the thirteen administrative regions of Greece. The administrative region does not include all of the Ionian Islands; the island of Kythera, which historically was part of the island group, was separated and integrated to the (far away) Attica Region. The population of the Ionian Islands in 2011 was 207,855, decreased by 1,50% compared to the population in 2001. Nevertheless, the region remains the third by population density with 90.1/km² nationwide, well above the national of 81.96/km². The most populous of the major islands is Corfu with a
United States of the Ionian Islands United States of the Ionian Islands The United States of the Ionian Islands (, literally "United State of the Ionian Islands"; ) was a state and amical protectorate of the United Kingdom between 1815 and 1864. It was the successor state of the Septinsular Republic. It covered the territory of the Ionian Islands, in modern Greece, and it was ceded to Greece as a gift of the United Kingdom to the newly enthroned King George I after the Resolution for union with Greece which was proposed by the Party of the Radicals. Before the French Revolutionary Wars, the Ionian Islands