a republic in the eastern part of the Balkan Peninsula in southeastern Europe
"Travelers often fly directly to Sofia, which is the capital city located within Bulgaria."
A country in Southeastern Europe. Official name: Republic of Bulgaria
"Bulgaria, officially known as the Republic of Bulgaria, is a nation located in Southeastern Europe."
The name comes from Medieval Latin Bulgaria, which combined the word for a Bulgar person with a suffix meaning "land of." It has been used in English since the 16th century.