Abdera is an ancient city located in northeastern Greece, near the coast of the Aegean Sea. Founded in the 7th century BCE, it was known for its strategic position and served as a trading hub. The city is often associated with the philosopher Democritus, who was born there, and it played a significant role in the development of early Greek thought. Throughout its history, Abdera experienced periods of prosperity and decline. It was initially settled by Thracians and later became a colony of Teos. The city is also noted for its contributions to literature and philosophy, making it an important cultural center in ancient times.