Attalid dynasty
The city of Pergamon was the capital of the Attalid dynasty from 281 BC to 133 BC and then became part of the Roman province of Asia. It remained under Eastern Roman rule in the Middle Ages except for Sassanid invasion in 620s, Umayyad invasion in 715 and Sultanate of Rum rule between 1074 and 1097. It was conquered by Karasids in 1302. It was part of Ottoman Empire in 1337. During Ottoman rule, it was part of the Sanjak of Karesi between 1337 and 1868, in Saruhan one (Its centre was Manisa) between 1868 and 1877 and finally in İzmir one. During the Turkish War of Independence, it was occupied by Greece on June 19, 1919, but came under Turkish control on September 14, 1922.