Explanation:

Yamunanagar district is one of the 22 districts of the Indian state of Haryana. The district came into existence on 1 November 1989 and occupies an area of 1,756 square kilometres (678 sq mi). Yamunanagar town is the district headquarters. The district comprises three tehsils: Jagadhri, Chhachhrauli and Bilaspur. These are further divided into six development blocks: Bilaspur, Sadhaura, Mustafabad, Radaur, Jagadhri and Chhachhrauli.

There are four Vidhan Sabha constituencies in this district: Sadhaura, Jagadhri, Yamuna Nagar and Radaur. While Sadhaura, Jagadhri and Yamuna Nagar are part of Ambala Lok Sabha constituency, Radaur is part of Kurukshetra Lok Sabha constituency.