President TrumpDonald John TrumpFauci says his meetings with Trump have 'dramatically decreased' McEnany criticizes DC mayor for not imposing earlier curfew amid protests Stopping Israel's annexation is a US national security interest MORE's son, Donald Trump Jr.Donald (Don) John TrumpTrump Jr. hits Howard Stern for going 'establishment,' 'acting like Hillary' Trump Jr., GOP senator lash out at Facebook for taking down protest pages on stay-at-home orders Trump jokes he'll 'look into' pardon for 'Tiger King' after asked by reporter at virus briefing MORE, claimed Monday that former President Obama and former President George W. Bush "couldn't have done" what his father has done for "the American people."

"My father won. He was able to speak to the American people," Trump Jr. said during an interview on Fox News's "Tucker Carlson Tonight," referring to the 2016 election.

"He’s been able to move the needle for them in a way that Barack ObamaBarack Hussein ObamaNASA, SpaceX and the private-public partnership that caused the flight of the Crew Dragon Obama officials owe the nation an apology for major abuse of power The battle of two Cubas MORE couldn't come close to doing," he continued. "But by the way, it’s not just a partisan issue. Bush couldn’t have done it either."

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Trump Jr.'s interview on "Tucker Carlson Tonight" came one day after Attorney General William Barr said in a letter to Congress that special counsel Robert MuellerRobert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE did not find evidence that the Trump campaign colluded with Russia in the 2016 election.

The revelation followed Mueller, who was investigating Russian interference in the election, submitting his final report to Barr.

During the interview Monday, Trump Jr. added that his father has "done incredible things" and said he could do more now that he's not in the "bubble" of the Mueller probe.

"Think of what he could do without that noise," he said.

-Updated 9:28 p.m.