[6] They were present in Mesopotamia and Syria since the time of Sassanid emperor Bahram V (420–438), where they acted as mercenary soldiers for caliphate.
[12] When Arabs entered Sindh and southern Punjab regions of Pakistan in the seventh century, the chief tribal groupings they found were the Jats and the Med people.
[13] During the era of Mughals there appears to be a little change in their position, with one Nawab Sa'adullah Khan even serving as the Grand Vizier from 1645 to 1656.
The modern Baloch tribes of Babbar, Gurchani, Lanjwani, Kolachi, Zardari and Dodai descend directly from the Jats of Balochistan.
Jats, together with the Rajputs and Gujjars, are the dominant ethnically-Punjabi and religiously-Islamic communities settled in the regions comprising eastern Pakistan.