1 Provisional Government of Western Thrace (1913), established in modern Greece in opposition to annexation by Bulgaria during the Second Balkan War. 2  Provisional Government of Northern Epirus (1914), established against annexation to Albania. Provisional Government of Western Thrace (1913), established in modern Greece in opposition to annexation by Bulgaria during the Second Balkan War. 2  Provisional Government of Northern Epirus (1914), established against annexation to Albania.