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 Ionian Sea Coast of Humanity. The country of Albania is located in the southwest of the Balkan Peninsula and bordered by Montenegro to the northwest, Kosovo to the northeast, the Republic of Macedonia to the east, and Greece to the south and southeast. Most of the country is rugged and mountainous with the Albanian Alps located in the north, the Korab Mountains in the east, the Ceraunian Mountains in the south and the Skanderbeg Mountains in the center. Being positioned in the Northern Mediterranean Sea, the country's coast touches both, the Adriatic Sea and Ionian Sea, forming the renowned Albanian Riviera. In contrast