|Founded||5 November 1990|
|Split from||Janata Dal|
|Headquarters||Narendra Niketan, Indraprastha Estate, New Delhi, India.|
|Youth wing||All India Socialist Youth Council|
|ECI Status||State Party|
|Alliance||Janata Parivar (2015--Present)|
|National convener||Kamal Morarka|
Chandra Shekhar was the sole Lok Sabha MP of the party at the time of his death. The party was formed on November 5, 1990 when Chandra Shekhar and Devi Lal broke away from Janata Dal. The party was able to gather 60 MPs and form a government which lasted for seven months.H. D. Deve Gowda was one of the MPs that joined SJP(R).
As of 2012 Kamal Morarka, a former cabinet minister in the union government headed by Chandra Shekhar was the head of the party. The party headquarters were located in Narendra Niketan, ITO Indraprastha Estate, New Delhi, India.
On 14 April 2015, Samajwadi Janata Party (Rashtriya), Janata Dal (United), Janata Dal (Secular), Rashtriya Janata Dal, the Indian National Lok Dal, and Samajwadi Party, announced that they would merge into a new national alliance, Janata Parivar in order to oppose the Bharatiya Janata Party.