611 B.C. – On the peninsula of today’s Sozopol settlers from the Asia Minor polis Milet and Fokea established a new polis and named it Apolonia Pontika. Day by day the antique Apolonia grew and flourished as a big trading center and port, and soon the town was given the name Apolonia Magna.
I B.C. – The Romans conquered the town
IV B.C. – The Roman Empire was split in two, the Christianity became the official religion and the city adopted the name Sozopol (The town of salvation). The heathen sanctuaries were replaced by Christian temples at that time. Sozopol became an important trading center and a part of the Byzantine Empire.
705 A. D. – Sozopol became a territory of Bulgaria.
1453 A. D. – The Ottoman Empire took possession of the town. The invaders razed the churches to the ground, but on their place later on the Christians built small chapels, some of which still stand. From the Middle Ages to XIX A. D. - the town was a major Bulgarian port with special statute- citizen of Sozopol paid tax to the Turkish Sultan.
XVIII and XIX A. D. - the skilfully crafted and unique in style houses of Sozopol were built.