Bulgaria

It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east.

It has borders with the Black Sea to the southeast, Bulgaria to the south, Ukraine to the north, Hungary to the west, Serbia to the southwest, and Moldova to the east.

It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east.

It borders Hungary to the north, Romania to the northeast, Bulgaria to the southeast, North Macedonia to the south, Croatia and Bosnia and Herzegovina to the west, and Montenegro to the southwest.

It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east.

It shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to the northeast.

It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east.

A landlocked country, North Macedonia has borders with Kosovo to the northwest, Serbia to the northeast, Bulgaria to the east, Greece to the south, and Albania to the west.

It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east.

Turkey is bordered by Greece and Bulgaria to its northwest; Georgia to its northeast; Armenia, the Azerbaijani exclave of Nakhchivan and Iran to the east; and Iraq and Syria to the south.

The capital and largest city is Sofia; other major cities are Plovdiv, Varna and Burgas.

Plovdiv is the second-largest city in Bulgaria after Sofia, with a city population of 346,893 and 675,000 in the greater metropolitan area.

The capital and largest city is Sofia; other major cities are Plovdiv, Varna and Burgas.

Sofia is the capital and largest city of Bulgaria.

The capital and largest city is Sofia; other major cities are Plovdiv, Varna and Burgas.

Varna is the third largest city in Bulgaria and the largest city and seaside resort on the Bulgarian Black Sea Coast.

The capital and largest city is Sofia; other major cities are Plovdiv, Varna and Burgas.

Burgas, sometimes transliterated as Bourgas, is the second largest city on the Bulgarian Black Sea Coast and the fourth-largest in Bulgaria after Sofia, Plovdiv, and Varna, with a population of 202,694 inhabitants, while 277,922 live in its urban area.

The Bulgars founded the First Bulgarian Empire in AD 681, which dominated most of the Balkans and significantly influenced Slavic cultures by developing the Cyrillic script.

The First Bulgarian Empire (Old Bulgarian: ц︢рьство бл︢гарское, ts'rstvo bl'garskoe) was a medieval Bulgarian state that existed in Southeastern Europe between the 7th and 11th centuries AD.

The Bulgars founded the First Bulgarian Empire in AD 681, which dominated most of the Balkans and significantly influenced Slavic cultures by developing the Cyrillic script. The Thracians, one of the three primary ancestral groups of modern Bulgarians, appeared on the Balkan Peninsula some time before the 12th century BC.

The region takes its name from the Balkan Mountains that stretch throughout the whole of Bulgaria from the Serbian–Bulgarian border to the Black Sea coast.

A successful Bulgarian revolt in 1185 established a Second Bulgarian Empire, which reached its apex under Ivan Asen II (1218–1241).

The Second Bulgarian Empire (Второ българско царство, Vtorо Bălgarskо Tsarstvo) was a medieval Bulgarian state that existed between 1185 and 1396.

In 1946 Bulgaria became a one-party socialist state and part of the Soviet-led Eastern Bloc.

The People's Republic of Bulgaria (PRB; Народна Република България Narodna Republika Bǎlgariya (NRB)) was the official name of Bulgaria, when it was a socialist republic.

A successful Bulgarian revolt in 1185 established a Second Bulgarian Empire, which reached its apex under Ivan Asen II (1218–1241).

Ivan Asen II, also known as John Asen II or John Asan II (Иван Асен II, ; 1190s – May/June 1241), was emperor (or tsar) of Bulgaria from 1218 to 1241.

The population of seven million lives mainly in Sofia and the capital cities of the 27 provinces.

Since 1999, Bulgaria has been divided into 28 provinces (области – oblasti; singular: област – oblast; also translated as "regions") which correspond approximately to the 28 districts (in Bulgarian: окръг – okrags, plural: окръзи – okrǎzi), that existed before 1987.

Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe.

Sovereign states and territories that are included in the region are, in alphabetical order: Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Greece, Kosovo, Montenegro, North Macedonia, Romania, Serbia, and East Thrace (part of Turkey).

Widespread corruption is a major socioeconomic issue; it ranked as the most corrupt country in the European Union for 2018.

Despite that, Bulgaria has "systematically demonstrated very high levels of perception of corruption."

The Thracians, one of the three primary ancestral groups of modern Bulgarians, appeared on the Balkan Peninsula some time before the 12th century BC.

Bulgarians are a nation and South Slavic ethnic group native to Bulgaria and its immediate region.

The Copper Age Varna culture (fifth millennium BC) is credited with inventing gold metallurgy.

The Varna culture belongs to the later Neolithic of northeastern Bulgaria, dated ca.

The invasion became a catalyst for Thracian unity, and the bulk of their tribes united under king Teres to form the Odrysian kingdom in the 470s BC.

It consisted mainly of present-day Bulgaria, spreading to parts of Southeastern Romania (Northern Dobruja), parts of Northern Greece and parts of modern-day European Turkey.

The conversion was followed by a Byzantine recognition of the Bulgarian church and the adoption of the Cyrillic alphabet, developed in the capital, Preslav.

The Christianization of Bulgaria was the process by which 9th-century medieval Bulgaria converted to Christianity.

A golden age began during the 34-year rule of Simeon the Great, who oversaw the largest territorial expansion of the state.

Tsar Simeon (also Symeon) I the Great (цар Симеон I Велики, transliterated Simeon I Veliki ) ruled over Bulgaria from 893 to 927, during the First Bulgarian Empire.

The conversion was followed by a Byzantine recognition of the Bulgarian church and the adoption of the Cyrillic alphabet, developed in the capital, Preslav.

It is the oldest Slavic Orthodox Church with some 6 million members in the Republic of Bulgaria and between 1.5 and 2.0 million members in a number of European countries, the Americas, Australia, New Zealand and Asia.

Since adopting a democratic constitution in 1991, the sovereign state has been a unitary parliamentary republic with a high degree of political, administrative, and economic centralisation.

The Thracians, one of the three primary ancestral groups of modern Bulgarians, appeared on the Balkan Peninsula some time before the 12th century BC. In the 6th to 3rd century BC the region was a battleground for Thracians, Persians, Celts and ancient Macedonians; stability came when the Roman Empire conquered the region in AD 45.

Darius' army subjugated several Thracian peoples at the same time, and virtually all other regions that touch the European part of the Black Sea, including parts of present-day Bulgaria, Romania, Ukraine, and Russia, before returning to Asia Minor.