 In 2009, Vincent O'Hara wrote that the operation showed that the Italians dominated the seas around even their outlying bases and that this was not to be the last time that the British underestimated them.The Italians retained control of the Dodecanese Islands until the armistice of September 1943.When Italy changed sides, British forces landed on the islands to support the Italian garrisons in the Dodecanese Campaign (8 September – 22 November 1943).