The following is a timeline of the history of the city of Isfahan, Iran. Prior to 16th century c. 538 BC - Jews settle in Isfahan 771 - Friday Mosque established in Yahudiyya (approximate date). 1051 - Isfahan besieged by Seljuk forces of Tughril; city becomes capital of the Seljuk Empire. 1070 - Nezamiyeh Madrasa built (approximate date). 1107 - Chihil Dukhtaran (minaret) erected. 1194 - Khwarazmian Ala ad-Din Tekish in power. 1226 - City sacked by Mongol forces. 1228 - City besieged by Mongol forces again. 1240/1241 - Isfahan taken by Mongol forces. 1325 - Emamzadeh Jafar (tomb/shrine) built. 1341/1342 - Shaikh Abu Esḥāq Inju becomes governor of Isfahan. 1356 - Amir Mobārez-al-Din Mo-ḥammad Moẓaffari becomes governor of Isfahan. 1387 - Isfahan besieged by forces of Timur. 16th-19th centuries 1503 - Safavid Ismail I in power. 1598 - Isfahan becomes capital of the Safavid Empire; Abbas I of Persia in power. 1602 Si-o-seh pol (bridge) built to newly developed New Julfa. Maydān-i shāh (square) laid out. 1619 - Sheikh Lotfollah Mosque built. 1627 - Armenian Bedkhem Church built in New Julfa. 1630 - Shah Mosque built (approximate date). 1647 - Chehel Sotoun palace construction begins. 1650 - Khaju Bridge built. 1660 - Ālī Qāpū (palace) built (approximate date). 1670 - Hasht Behesht palace built. 1722 - Siege of Isfahan by Afghan forces. 1736 - Persian capital relocated from Isfahan to Mashhad. 1804/1805 - Famine. 1836/1837 - Unrest. 1848/1849 - Unrest. 1869 - Isfahan economy affected by opening of the Suez Canal in Egypt. 1872 - Famine. 1874 - Mass'oud Mirza Zell-e Soltan becomes governor of Isfahan. 1882 - Population: 73,634. 20th century 1919 - Zaban-e Zanan women's magazine begins publication. 1920 - Population: 80,000 (approximate estimate). 1921 - Waṭan textile factory in business. 1941 - Population: 204,598. 1946 - University of Isfahan established. 1953 - Sepahan F.C. (football club) formed. 1959 - Hamadāniān cement factory in business. 1966 - Population: 424,045. 1970s - Polyacryl Iran Corporation established.(en) 1971 - Āryāmehr steel mill begins operating near city. 1973 - Naqsh-e jahan derby (football contest) begins. 1976 - Population: 661,510. 1977 - Ālī Qāpū, Chehel Sotoun, and Hasht Behesht palaces restored. 1977 - Isfahan University of Technology established. 1979 - Naqsh-e Jahan Square designated an UNESCO World Heritage Site. 1983 - becomes mayor.(fa) 1984 - Isfahan International Airport opens. 1986 - Population: 986,753. 1996 - Population: 1,266,072. 1999 - February: Local