Kushwaha was absent at a get-together of the NDA in Patna on Thursday night and his party demanded that the next Lok Sabha and assembly polls be fought under his leadership.
The ED had registered a criminal case against the Lalu Prasad family members.
Tejashwi said the NDA won the assembly elections through "deceit".
Portfolios were on Tuesday allocated in the new Bihar cabinet headed by Chief Minister Nitish Kumar who, predictably, retained the all-important home department which helps him keep direct control on the state police.
Most JD-U ministers favour a return to the BJP-led NDA ahead of the Lok Sabha elections.
Accompanied by Congress general secretary Randeep Surjewala and other leaders of the Grand Alliance, Yadav made a scathing attack on Chief Minister Nitish Kumar and his deputy Sushil Kumar Modi, asking who gave permission to the Munger police to act like 'General Dyer'.
Various indicators make it amply clear that there are grave challenges facing the new government of Chief Minister Nitish Kumar, reports Indivjal Dhasmana.
Bihar Chief Minister Nitish Kumar on Saturday appeared all set to make his second political volte face in less than three years, with a highly-placed source close to Kumar saying that the Janata Dal-United president is likely to tender his resignation by Sunday morning.
'The long term strategy is that this government wants to create a second class citizen list.'
'The NDA has provided me a healing touch to survive'
The maverick MLA came out with the announcement, claiming, as always, that he had "the blessings of Lalu Prasad", at a time when he was left licking his wounds after losing the battle in a tug of war with state RJD chief Jagadanand Singh.
Tejashwi Yadav on Friday called out Union Minister Giriraj Singh for sharing an "edited video" of an interview to suggest that the young Rashtriya Janata Dal leader was going back on his promise to create 10 lakh jobs in the state.
Rahul Gandhi has spoken to Nitish Kumar and Lalu Yadav about the Begusarai seat, but the CPI is unwilling to give up the seat.
'If this is true, the Election Commission should come forward with data and officially confirm it.'
A senior BJP leader from Bihar said that a strategy has been worked out to ensure Tejashwi's defeat from the Raghopur seat in Vaishali district, from where he is also the sitting MLA.
Hours after, however, firing from the Pakistani side was reported in Akhnoor sector in Jammu and Kashmir. Drones were also seen in the Pir Panjal area.
The legislator visited the residence of mother Rabri Devi on Tuesday evening, spent the night at her place and, according to party sources, announced that he will henceforth not be living at the bungalow allotted to him by the state government.
Chief Minister Nitish Kumar walked to 10, Circular Road, from his home at 1, Aney Marg to meet his old comrade-turned political adversary-turned ally.
Aishwarya, the estranged daughter-in-law of RJD president Lalu Prasad, claims that the expulsion of her husband Tej Pratap Yadav from the party was a "drama" enacted with an eye on upcoming Bihar assembly polls. She also accuses her in-laws of ruining her life by getting her married to Tej Pratap.
Union minister Giriraj Singh on Saturday claimed that Bihar Chief Minister Nitish Kumar's Janata Dal-United and its ally Rashtriya Janata Dal, founded and headed by Lalu Prasad Yadav, were heading for a merger.
'We will be happy if Nitishji becomes convenor of INDIA.'
Bihar's ruling Janata Dal-United on Tuesday asked an embattled Deputy Chief Minister Tejashwi Yadav, an accused in the land-for-hotels scandal, to "come out with facts in public against the accusations" but stopped short of demanding his resignation.
Lok Janshakti Party MP Mehboob Ali Kaiser, the lone Muslim to have been elected to the Lok Sabha from the Bharatiya Janata Party-led National Democratic Alliance in Bihar, joined the Rashtriya Janata Dal on Sunday, in a shot in the arm for the opposition party amid the elections.
Fourteen people, including 10 polling personnel, have died due to heatstroke in Bihar in the last 24 hours, officials said on Friday afternoon.
They had earlier been called on September 11 and 12 but Lalu did not turn up, citing an ongoing court case in Ranchi where his presence was required, while Tejashwi claimed he had political commitments to take care of.
The 31-year-old is seeking re-election from Raghopur in Vaishali district which he had wrested back for his party from the Bharatiya Janata Party's Satish Kumar in 2015. The BJP leader had defeated Yadav's mother Rabri Devi, a former chief minister, in 2010.
Union minister Jitan Ram Manjhi threatened to resign from the cabinet, alleging that his Hindustani Awam Morcha was not getting a fair deal in the NDA ahead of the Bihar assembly polls. Manjhi, the lone MP of his party, said he wanted 40 seats for his party in the upcoming elections, adding that he was not pursuing any personal ambitions but seeking a better deal for the "Bhuiyan-Musahar" Dalit community.
Shah pulled no punches in lambasting the RJD supremo for alleged nepotism, accusing him of making his wife the chief minister, getting his daughter elected to Parliament and "now both his sons want to become the CM".
The RJD chief also hailed the Samajwadi Party-Bahujan Samaj Party alliance in Uttar Pradesh.
Amid signs of chill in Lok Janshakti Party leader Chirag Paswan's ties with the Bharatiya Janata Party-led National Democratic Alliance, Rashtriya Janata Dal leader Tejashwi Yadav on Sunday reached out to him for aligning with the Opposition, saying he can carry forward his father Ram Vilas Paswan's legacy only by joining the 'existential fight' against Rashtriya Swayamsevak Sangh ideologue M S Golwalkar's thoughts.
Bihar Chief Minister Nitish Kumar on Sunday snubbed the Rashtriya Janata Dal, headed by his arch-rival Lalu Prasad Yadav, stating that he had forged alliances 'by mistake' with the opposition party which 'did nothing' while in power.
Bihar Chief Minister Nitish Kumar, who was on Wednesday sworn in for the eighth time, asserted that the National Democratic Alliance government at the Centre led by Prime Minister Narendra Modi needs to 'worry' about its prospects in the 2024 Lok Sabha polls.
Janata Dal-United leader Nitish Kumar, who returns as Bihar chief minister for a record eighth time on Wednesday, is likely to retain the all-important home department, while the Rashtriya Janata Dal may get most of the departments that were previously with the Bharatiya Janata Party, a highly-placed source said.
She reached the office of the federal probe agency in central Delhi around 11 am and left around 6 pm.
JMM leader Hemant Soren was sworn in as the 14th chief minister of Jharkhand in a grand ceremony in Ranchi, amid the presence of a galaxy of INDIA bloc leaders. This is Soren's fourth stint as chief minister. The JMM-led alliance won a majority in the recent assembly polls, securing 56 seats in the 81-member assembly.
RJD president Lalu Prasad's daughter Rohini Acharya has entered the fray to wrest back her father's erstwhile pocket borough.
The party leaders said that not only would they quit the cabinet, but also withdraw support from the Grand Alliance.
The opposition's presidential poll candidate Yashwant Sinha on Friday revealed that Bihar Chief Minister Nitish Kumar refused to take his calls when he tried to seek the latter's support for his candidature.
One person was killed and three others injured in post-poll violence in Bihar's Saran district on Tuesday morning, police said.
'We used to discuss how image-conscious Nitish Kumar was and his sophisticated conduct in public life. All this has become a thing of the past.'