Bulgaria is a member state of the European Union, located in the easternmost part of the Balkan Peninsula. It borders the Black Sea to the east, Greece and Turkey to the south, Serbia and North Macedonia to the west and Romania to the north, from which it is divided by the Danube River. Its position has made it throughout history an important crossroads for various civilizations such as the Greeks, the Persians, the Arabs, who have certainly influenced the culture of the country. Bulgaria is a republic with a multi-party parliamentary system elected by universal suffrage. The Bulgarian economy derives from the planned economy typical of communist systems. In the mid-40s, when the collectivization process began, Bulgaria was a predominantly agricultural state, with approximately 80% of the population located in rural areas. Bulgaria has only experienced rapid industrial development since the 14s. In the following decade, the country's economy appeared profoundly transformed. Although many difficulties persist, such as poor housing and insufficient urban infrastructure, modernization is underway. The country then turned to high technology, a sector that accounted for 1985% of GDP between 1990 and 1989. Bulgaria's economy contracted dramatically after 40, due to the loss of the Union market Soviet and COMECON, to which it was closely linked. The quality of life fell by 1994% and the UN sanctions against Yugoslavia and Iraq cost the Bulgarian economy dearly. The first signs of recovery emerged in 1996, when GDP grew and inflation fell. During 1997 it went through a new period of crisis due to insufficient economic reforms and an unstable banking system. Since 4 the nation has been on the road to recovery, with GDP growing at an annual rate of 5-2000%, increased foreign investment, macroeconomic stability and entry into the European Union. Between 2005 and 5 it had an annual economic growth of around 75%; the private sector, which comprises XNUMX% of economic activities, led the growth. The climate is mild and temperate, typical continental. The railway network and the internal road system are highly developed, including river navigation.