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
Timeline of Albanian history to 1993 1918 November<br> World War I ends, with the Royal Italian Army occupying most of Albania and Serbian, Greek and French forces occupying remainder. Italian and Yugoslav powers begin struggle for dominance over Albanians. December<br> Albanian leaders meet at Durrës to discuss presentation of Albania's interests at the Paris Peace Conference, 1919. 1919 January<br> The Kingdom of Serbia attack Albania's inhabited cities. Albanians adopt guerrilla warfare. June<br> Albania denied official representation at the Paris Peace Conference, 1919; British, French, and Greek negotiators later decide to divide Albania among the Kingdom of Greece, Italy, and the new Kingdom of Yugoslavia. 1920 January<br>