Bulgaria
Bulgaria occupies a portion of the eastern Balkan peninsula, bordering five countries—Greece and Turkey to the south, Macedonia and Serbia to the west, and Romania to the north. The land borders have a total length of , and the coastline has a length of . Its total area of ranks it as the world's 105th-largest country. Bulgaria's geographic coordinates are 43° N 25° E. The most notable topographical features are the Danubian Plain, the Balkan Mountains, the Thracian Plain, and the Rhodope Mountains. The southern edge of the Danubian Plain slopes upward into the foothills of the Balkans, while the Danube defines the border with Romania. The Thracian Plain is roughly triangular, beginning southeast of Sofia and broadening as it reaches the Black Sea coast.
European integration
The Bologna declaration was signed in 1999 by 29 countries, all EU members or candidates at the moment (except Cyprus which joined later) and three out of four EFTA countries: Austria, Belgium, Bulgaria, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, and United Kingdom. Croatia, Cyprus, Liechtenstein, and Turkey joined in 2001. In 2003, Albania, Andorra, Bosnia and Herzegovina, the Holy See (a Council of Europe permanent observer), Macedonia, Russia, and Serbia signed the convention. Armenia, Azerbaijan, Georgia, Moldova and Ukraine followed in 2005. Montenegro joined in 2007. Finally, Kazakhstan (not a member of the Council of Europe) joined in 2010. This makes a total of 47 member states. Monaco and San Marino are the only members of the Council of Europe which have not adopted the convention. The other European nation that is eligible to join, but has not, is Belarus.