Treaty of Passarowitz
According to the 1573 data, the city had 17 mosques and no Christian church. During the Ottoman rule, Sremska Mitrovica was the largest settlement in Syrmia, and was the administrative center of the Ottoman Sanjak of Syrmia. It was temporarily occupied by Austrian troops between 1688 and 1690. They finally took it in 1717 and took possession of it after signing Treaty of Passarowitz in 1718.