Erbil, one of the world's oldest continuously inhabited cities, houses the magnificent Jalil Khayat Mosque, one of the largest mosques in Iraq with stunning Islamic architecture. The city's ancient citadel has witnessed Islamic rule since the 7th century, serving as an important center of Islamic scholarship and governance in the region. Today, Erbil maintains a significant Muslim population with active mosques, Islamic cultural centers, and religious institutions that preserve the city's rich Islamic heritage.