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 of the bays, forming narrow sandbanks. In terms of phytogeography, the Albanian Adriatic Sea Coast belongs to the Illyrian province of the Circumboreal Region within the Boreal Kingdom. It falls entirely within the Illyrian deciduous forests terrestrial ecoregion of the Palearctic Mediterranean forests, woodlands, and scrub. The special environmental circumstances and the millennial human activity on the territory of the coast determine the rich variety of species, populations and ecosystems, many of which are with conservation significance. The Albanian Adriatic portion features contrasting vegetation types that are impacted by different factors. The woodlands are mostly dominated by evergreen forests with