New Fortress of Corfu
... that the sea defences of the New Fortress of Corfu were destroyed by the British when the British protectorate came to an end and the island was united with Greece in 1864?
... that the sea defences of the <b id="mwCi0"><a class="mw-redirect" href="./New_Fortress,_Corfu" id="mwCi4" rel="mw:WikiLink" title="New Fortress, Corfu">New Fortress of Corfu</a></b> were destroyed by the British when the <a href="./United_States_of_the_Ionian_Islands" id="mwCi8" rel="mw:WikiLink" title="United States of the Ionian Islands">British protectorate</a> came to an end and the island was united with Greece in 1864?