Bikaner state was founded in the 15th century and persisted until shortly after India's Independence in 1947.

Earlier this region was known as Jangladesh

Jangladesh

Jangladesh also known as Jangal Pradesh was a historical region in north, north-western and north-eastern Rajasthan state in northern India. It included the present-day districts of Bikaner, Churu, Ganganagar, and Hanumangarh....

which was a region of northern Rajasthan state in India. It included the present-day districts of Bikaner

Bikaner district

Bikaner District is a district of the state of Rajasthan in western India. The historic city of Bikaner is the district headquarters. Bikaner is also Division with the four district: Bikaner, Churu, Sri Ganganagar and Hanumangarh.-Geography:...

, Churu

Churu district

Churu is a district of Rajasthan state of western India. The town of Churu is the administrative headquarters of the district.Churu lies in the Jangladesh region of northern Rajasthan...

, Ganganagar

Ganganagar district

Ganganagar District is a northern most district of Rajasthan state in western India. The town of Sri Ganganagar is the district headquarters.-History:...

, and Hanumangarh

Hanumangarh district

Hanumangarh District is a district of Rajasthan state of western India. The town of Hanumangarh is the district headquarters.-District profile:...

.
It is bounded on the south by Marwar

Marwar

Marwar is a region of southwestern Rajasthan state in western India. It lies partly in the Thar Desert. In Rajasthani dialect "wad" means a particular area. The word Marwar is derived from Sanskrit word 'Maruwat'. English translation of the word is 'The region of desert'., The Imperial Gazetteer...

 and Jaisalmer

Jaisalmer state

Jaisalmer state is a region of southwestern Rajasthan state in western India. It lies in the southern part of Thar Desert.Region includes the present-day Jaisalmer District...

 regions, on the east by Ajmer-Merwara

Ajmer-Merwara

Ajmer-Merwara is a former province of British India in the historical Ajmer region. The territory of the province was ceded to the British by Daulat Rao Sindhia by a treaty on June 25, 1818....

 region.
Prior to middle 15th century rule, the region that is Bikaner was a barren

Barren

Barren primarily refers to a state of Barrenness Barren as a place name can refer to:*Barren County, Kentucky*Barren Island *Barren Island, Brooklyn*Barren River LakeBarren can also refer to:...

 wilderness

Wilderness

Wilderness or wildland is a natural environment on Earth that has not been significantly modified by human activity. It may also be defined as: "The most intact, undisturbed wild natural areas left on our planet—those last truly wild places that humans do not control and have not developed with...

 called "Jangladesh

Jangladesh

Jangladesh also known as Jangal Pradesh was a historical region in north, north-western and north-eastern Rajasthan state in northern India. It included the present-day districts of Bikaner, Churu, Ganganagar, and Hanumangarh....

".