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
Cham Albanian dialect Cham unrounds Albanian /y/ to /i/. It also fronts the Albanian schwa "ë", and merges it with "e" -- this is the opposite of certain Lab dialects, which tend to back the schwa into /ʌ/ (as in English "nut"). The declensions of verbs and nouns may vary in Cham Albanian: The first Albanian-language book written in the region of Chameria was the Greek-Albanian dictionary by Markos Botsaris, a Souliote captain and prominent figure of the Greek War of Independence. This dictionary was the biggest Cham Albanian dictionary of its time, with 1,484 lexemes. According to albanologist Robert Elsie, it is