Amritsar district

Amritsar district (Doabi:ਤਾਲੁਕਾ ਅੰਮ੍ਰਿਤਸਰ) is one of 19 districts in the state of Punjab in West India. It has a population over 3,000,000 and covers an area of 5075 km². The city of Amritsar is headquarters of this district.
History.
During British Rule Amritsar was part of Lahore Division and was subdivided into 3 tehsils, there were - Amritsar taluka, Tarn Taran taluka and Ajnala taluka. However, as part of the partition of India in 1947 Amritsar district was separated from the rest of the division and given to India. During the partition period, the Muslim population of the district, some 46%, left for Pakistan while Hindus and Sikhs from Pakistan settled in the district.
As the British said, regarding Sikh Jats of Manjha (Majha), Jat Sikh is strong, tall, and muscular, with well shaped limbs, erect carriage, and strongly marked and handsome features. They are good cultivators and make fine soldiers. 
The Muhammadan Jats are poor cultivators. And to mention that Muhammadan Jats were mainly numerous in the Ajnala Riverside area only.
References.
https://archive.org/details/in.ernet.dli.2015.105589/mode/1up