President Trump Donald John TrumpFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. Former Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick MORE lashed out at House Democrats on Saturday in a video message accusing the party of attempting to undo his agenda and past accomplishments in office through impeachment.

Trump tweeted a video arguing that an impeachment probe launched by House Democrats this week amounted to "the single greatest scam in the history of American politics."

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"The Democrats want to take away your guns, they want to take away your healthcare, they want to take away your vote, they want to take away your freedom, they want to take away your judges," Trump said in the video.

"It's all very simple: They're trying to stop me, because I'm fighting for you," the president continued.

They are trying to stop ME, because I am fighting for YOU! pic.twitter.com/xiw4jtjkNl — Donald J. Trump (@realDonaldTrump) September 28, 2019

Trump's remarks came days after Speaker Nancy Pelosi Nancy PelosiDemocratic senator to party: 'A little message discipline wouldn't kill us' Overnight Health Care: New wave of COVID-19 cases builds in US | Florida to lift all coronavirus restrictions on restaurants, bars | Trump stirs questions with 0 drug coupon plan Overnight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds MORE (D-Calif.) announced that he would be the target of a formal impeachment inquiry in the House.

Democrats are investigating the newest scandal engulfing Trump's administration: Trump's contacts with Ukraine's president about the launch of an investigation into former Vice President Joe Biden Joe BidenFormer Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick Bloomberg rolls out M ad buy to boost Biden in Florida MORE.

Democrats argued that a readout of Trump's conversation with Volodymyr Zelensky showed clear efforts by Trump to put undue pressure on Ukraine's government in order to convince Zelensky to launch a criminal probe into Biden, currently a top 2020 Democratic primary contender.

Trump and his allies have argued that the president was within his rights to suggest Zelensky launch the investigation, and claim that the president put no improper pressure on Zelensky during their conversations.