United States of the Ionian Islands took Lefkada in 1810. The island of Corfu remained occupied by the French until 1814. The Congress of Vienna agreed to place the Ionian Islands under the exclusive "amical protection" of the United Kingdom. Despite British military administration, the Austrian Empire was guaranteed commercial status equal to the UK. The arrangement was formalised with the ratification of the "Maitland constitution" on 26 August 1817, which created a federation of the seven islands, with Lieutenant-General Sir Thomas Maitland its first "Lord High Commissioner of the Ionian Islands". The Party of Radicals (Greek: Κόμμα των Ριζοσπαστών) founded in 1848 was against the
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