When Rewa married Balram, elder brother of Krishna, the king donated the village "Rewa-Wadi" to his daughter.

Hem Chandra had developed a cannon foundry in Rewari, laying the foundation of a metalwork industry in brass, copper sheets.

His two-story haveli, with carved sandstone doorway, is made of local stone from Aravalli range, brunt-mud lakhori bricks and lime mortar.

Doors and niches have stone lintels or brick arches in the local regional architecture.

[citation needed] Rewari founded by Balarama (the elder brother of Krishna), has the ruins of an ancient fort.

[10][11][12] Rewari came under the control of Maratha Empire but very shortly became an independent state under Rao Tularam Singh.

Rewari is well known for the high proportion of soldiers and officers it contributes to the Indian army and other armed forces of India.

Rezang La near Chushul in Ladakh was the site of the last stand of C Company of the 13 Kumaon battalion, during the Sino-Indian War on 18 November 1962.

[16] In Indian Military History this war is unimaginable as 1 PVC, 1MVC, 8VrC AND 4 Sena Medals won by this company.

Rugged hilly terrain of Aravali ranges as well as sandy dunes in the district affect the city's climate.

World's largest production of motor cycles is in Hero Moto Corp. Dharuhera plant Rewari is famous for its traditional metalwork, particularly Brass work.

[citation needed] During the time of Hemu, cannons were cast in Rewari for the army of Sher Shah Suri.

Built in 1893, it was the only loco shed in North India for a long time and a part of the track connecting Delhi with Peshawar.

[33] After steam engines were phased out by 1990, the loco shed remained in neglect for many years before it was decided by Indian Railways in December 2002 to revive it as a heritage museum.

[38] This allowed metre gauge trains from Rajasthan to continue up to Delhi Sarai Rohilla station on the remaining track.

Thus all the railway tracks from Rewari have been converted to broad gauge obviating the need for change of trains at gauge-change stations such as Delhi and Ahmedabad.

A seventh double-track line starts from Khori near Rewari to Asaoti near Palwal for facilitating carriage of goods on Western Dedicated Freight Corridor.

This obviates the need for goods trains on Western Dedicated Freight Corridor to pass through Rewari junction for going towards Hisar.

[citation needed] A new railway line Rapid Regional Transit System (RRTS) is being constructed from Nizamuddin station in New Delhi to Alwar via Gurgaon-Manesar-Dharuhera-Rewari-Bawal-Shahjanpur.

A loop of this RRTS will have a railway station east of Rewari at village Majra Gurdas.

[42] Rewari is connected by five national highways: Before NH 48 was built in early 1960s, the Rewari-Gurgaon travel was via Dharuhera-Bhiwadi-Taoru-Sohna.

State highways connect Rewari to all major towns in Haryana and adjacent districts of Rajasthan.

A Sainik School was started in 2008, temporarily housed in Rewari city awaiting completion of construction of its permanent campus at village Gothra Tappa Khori, about 15 km southwest Rewari-Narnaul Road.

[44] Several private colleges have been set up around Rewari in the last decade to teach engineering, management, law, and nursing though the quality of education in some of them is low as in the rest of the country.

[45] 259 Kosli Rewari 22,000 Delhi Mumbai Industrial Corridor is a mega infra-structural project of US$90 billion with the financial and technical aids from Japan, covering an overall length of 1,483 km between the political capital and the business capital of India, i.e., Delhi and Mumbai.