The Janata Dal (United) was formed with the merger of the Sharad Yadav faction of the Janata Dal, the Lokshakti Party and the Samta Party on 30 October 2003.
Janata Dal (United)'s party mentor and patron is the veteran socialist leader George Fernandes.
JD(U) broke its 17 years old alliance with the BJP in Bihar in protest against the elevation of Narendra Modi as a head of the election campaign committee of BJP for Indian general election, 2014.
JD(U) President Sharad Yadav and then Bihar Chief Minister Nitish Kumar announced their end of coalition at a press conference on 16 June 2013, exactly a week after Narendra Modi was made the BJP's campaign committee chairman, who was later made the prime ministerial candidate of NDA.
Same day evening, Kerala JD(U) chief MP Veerendra Kumar announced the split of Kerala unit of the JD(U) from the party, due to Nitish Kumar led Bihar unit joined hands with the BJP.
Asian dating has a large number of female and male members from countries such as China, Indonesia, Japan, Korea, Malaysia, Philippines, Thailand and Vietnam, who hope to look for partners from western countries like the US, Canada, Australia or Europe.
The merged entity was called Janata Dal (United) with the arrow symbol of Janata Dal (United) and the green and white flag of the Samata Party.
The uniting force is believed to be common opposition to Rashtriya Janata Dal in Bihar especially after the RJD welcomed Samata Party rebels like Raghunath Jha into the party.
On 14 April 2015, the JD(U), Janata Dal (Secular), Rashtriya Janata Dal, the Indian National Lok Dal, Samajwadi Party, and Samajwadi Janata Party announced that they would merge into a new national Janata Parivar alliance in order to oppose the BJP, thus leaving the UPA but this could not happen for some reasons and then the Samajwadi party was offered 3 seats out of 243 assembly seats in Bihar elections which caused it to leave the alliance and fight separately.
In the Bihar Legislative Assembly election, 2015 JD(U) contested the election in an alliance with the RJD and Congress.