Timeline of Albanian history to 1993 cooperation signed with Yugoslavia; Yugoslav advisers and grain begin pouring into Albania. October<br> 26 October: Two British ships destroyed by mines off Albania's coast in the Straits of Corfu, see Corfu Channel Incident, . November<br> Albania breaks diplomatic relations with the United States after the latter withdraws its informal mission. 1947 April May<br> A United Nations commission concludes that Albania, together with Bulgaria and Yugoslavia, supported communist guerrillas in the Greek Civil War; Yugoslav leaders launch verbal offensive against anti-Yugoslav Albanian communists, including Hoxha; pro-Yugoslav faction begins to wield power. July<br> Albania refuses participation in the Marshall Plan of the
Albanian Adriatic Sea Coast Tirana, Fier and Vlorë in the south. The Albanian Adriatic Sea Coast begins from the estuary of Buna whitin the Gulf of Drin at the border with Montenegro, passes through Myzeqe Plain, the capes of Rodon, Turrës, Gjuhëzes, the cities of Shëngjin, Durrës, Vlorë, the estuaries of Drin, Mat, Ishëm, Erzen, Shkumbin, Seman, Vjosë and the lagoons of Karavasta, Narta Kune-Vain-Tale and Patoku, until it reaches the Bay of Vlorë. Numerous rivers flowing into the Adriatic Sea form bays, lagoons and limans. The sand and silt they bring are deposited in the areas of reduced flow, that is the sides