Iran, a Country StudyMetz:.Federal Research Division,1989—89–90-bet.„"In addition, during the 1970s there was substantial migration of rural Kurds to such historic Kurdish cities as Bakhtaran (known as Kermanshah until 1979), Sanandaj, and Mahabad, as well as to larger towns such as Baneh, Bijar, Ilam, Islamabad (known as Shahabad until 1979), Saqqez, Sar-e Pol-e Zahab, and Sonqor. Educated Kurds also migrated to non-Kurdish cities such as Karaj, Tabriz, and Tehran."“