Who is Neera Tanden? The controversial Dem operative who testified on Biden's mental acuity

Former Biden authoritative Neera Tanden, who testified earlier Congress Tuesday arsenic portion of an probe into his intelligence acuity, has a agelong past arsenic a Democratic operative and fell abbreviated of being appointed to Biden's Cabinet owed to her past arguable societal media posts.

"I had nary acquisition successful the White House that would supply immoderate crushed to question his bid arsenic president," Tanden told the House Oversight Committee successful her opening statement Tuesday down closed doors. "He was successful charge."

She added that her "cooperation" with the House committee's probe "should not beryllium taken to mean" that she believes it is simply a "worthy taxable of oversight" earlier pivoting to the Trump medication and making aggregate allegations.

Tanden was initially nominated by Biden to caput the Office of Management and Budget (OMB) earlier the nomination was withdrawn implicit a deficiency of legislature enactment for her and aft disapproval implicit immoderate of her past posts connected Twitter, present known arsenic X. 

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Neera Tanden, right, called Sen. Susan Collins R-Maine, left, "the worst" connected X, formerly Twitter, 1 of respective societal media posts that got her successful occupation during her botched confirmation process. (Getty Images/AP)

Leaders from some sides of the governmental spectrum called retired Tanden for idiosyncratic attacks and statements she has made connected societal media.

Those statements included calling Sen. Susan Collins, R-Maine, "the worst" and Sen. Tom Cotton, R-Ark., a "fraud," saying that "vampires person much bosom than Ted Cruz" and referring to then-Senate Majority Leader Mitch McConnell, R-Ky., arsenic "Moscow Mitch" and "Voldemort," referring to the Harry Potter villain.

Tanden deleted much than 1,000 of her past tweets up of her confirmation hearing. 

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Additionally, committee Chairman Bernie Sanders, I-Vt., said astatine the time he was disquieted astir the millions of dollars the Center for American Progress (CAP) has received from ample corporations and peculiar involvement groups. Tanden returned to CAP successful February to instrumentality implicit her erstwhile relation arsenic the left-wing deliberation tank's president and CEO.

"Tanden, Biden's nominee to pb the Office of Management and Budget (OMB), disclosed earning $731,528 from the Center for American Progress (CAP) for the past 2 years, on with thousands successful investments and speaking fees, according to the documents," Fox News Digital previously reported. "That amounts to astir $365,000 a year."

Neera Tanden, a nominee for manager of the Office of Management and Budget, testifies earlier the Senate Homeland Security and Government Affairs committee. (Leigh Vogel/Pool/AFP via Getty Images)

Tanden previously described CAP's ngo arsenic becoming the "central hub of the Trump resistance."

A longtime Democratic operative, Tanden worked connected erstwhile Secretary of State Hillary Clinton's 2 statesmanlike campaigns. Under erstwhile President Obama, she besides helped draught the Affordable Care Act authorities arsenic an advisor to Health and Human Services Secretary Kathleen Sebelius.

Tanden besides repeatedly pushed the Russia collusion communicative astir Donald Trump and repeatedly hyped the discredited Steele dossier arsenic credible evidence. At 1 point, Tanden referred to Steele connected societal media arsenic "the adjacent James Bond."

After her information was withdrawn, the president vowed to find a spot for Tanden successful his administration, 1 without the request of Senate approval, which ended up being elder advisor to the president and aboriginal White House unit secretary. 

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President Joe Biden  (AP/Evan Vucci)

Tanden met with the House Oversight Committee down closed doors Tuesday arsenic it probes whether those closest to Biden successful his White House knowingly colluded to fell the erstwhile president's declining intelligence acuity and utilized methods to circumvent the erstwhile president erstwhile it came to the issuance of important orders.

A House Oversight Committee adjutant told Fox News "Neera Tanden told investigators during her transcribed interrogation contiguous that from 2021 to 2023 she was authorized to nonstop autopen signatures. It was a strategy inherited from erstwhile administrations. She besides said Biden was successful charge," according to an X post from Fox News' Chad Pergram.

President Donald Trump also ordered the Department of Justice to unfastened an probe into the matter. The president directed Attorney General Pam Bondi and White House counsel David Warrington to grip the investigation.

In effect to the Trump administration's telephone for an investigation, Biden declared helium was the lone 1 who "made the decisions" during his presidency and called Trump's efforts a "distraction."

Fox News Digital’s David Montanaro, Elizabeth Elkind, and Chris Pandolfo contributed to this report.