Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey to the south, Serbia and North Macedonia to the west, and Romania across the Danube river to the north. It covers a territory of 110,994 square kilometres (42,855 sq mi) and is the tenth largest within the European Union and the sixteenth-largest country in Europe by area. Sofia is the nation's capital and largest city; other major cities include Plovdiv, Varna, and Burgas.
Bulgaria and Romania sign the Treaty of Accession 2005 to join the European Union.
On April 25, in the year 2005, Bulgaria and Romania sign the Treaty of Accession 2005 to join the European Union. This event is recorded as a Historical Events event in the history of April 25, one of 419 recorded events on this date across all of history.
Key Facts
- This event took place on April 25, 2005 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 4 Wikipedia articles.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 22 April 2026.
On This Date in History 419
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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