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
Music of the Heptanese western and Catholic influences on the Orthodox rite. The region is also notable for the birth of the first School of modern Greek classical music (Heptanesean or Ionian School, Greek: Επτανησιακή Σχολή), established in 1815. Folk dances of the islands include: Music of the Heptanese The music of the Heptanese is the folk music of the geographic and historical region of the Ionian Islands. It is based a lot on the western European style. It is dominant the use of guitars and mandolins, while the "kantadhes" (romantic serenades from the Ionian Islands) are very popular. The island of Zakynthos has