During the governorship of Hadji Mustafa Pasha (1793–1801), the administration was expanded eastwards to include the Kladovo area, until then part of the Sanjak of Vidin.

[6] Ottoman campaigns against Hungary in 16th century reduced part of the population which migrated to the Hungarian territory, according to tax registrations from 1476 and 1516 about 17% villages were abandoned.

Ottoman resettle abandoned lands with populations from neighboring district which were mostly semi-nomadic Vlach groups from area of Bosnia, Hercegovina, Montenegro, and Stari Vlah in Serbia.

Selim III also decreed that some unpopular janissaries were to leave the Belgrade Pashaluk as he saw them as a threat to the central authority of Hadji Mustafa Pasha.

Many of those janissaries were employed by or found refuge with Osman Pazvantoğlu, a renegade opponent of Sultan Selim III in the Sanjak of Vidin.

[12] In the summer of 1797 the sultan appointed Mustafa Pasha on position of beglerbeg of Rumelia Eyalet and he left Serbia for Plovdiv to fight against the Vidin rebels of Pazvantoğlu.

[15][16] By 1799 the janissary corps had returned, as they were pardoned by Sultan's decree, and they immediately suspended the Serbian autonomy and drastically increased taxes, enforcing martial law in Serbia.

On 15 December 1801, the popular Vizier of Belgrade Hadji Mustafa Pasha, a trusted ally of Selim III, was murdered by Kučuk Alija.

[22] The proportion of Muslims was notably decreased in the late 17th and first half of the 18th century, after a major influx of Serbs (Christians) from outlying territories, mostly from Dinaric areas.

Pred sam Božić stigoše u pomoć valjevski Srbi i sa njihovom pomoću turska gradska posada odbi napadače i očisti grad.