Former FBI Director James Comey James Brien ComeyDemocrats fear Russia interference could spoil bid to retake Senate Book: FBI sex crimes investigator helped trigger October 2016 public probe of Clinton emails Trump jabs at FBI director over testimony on Russia, antifa MORE is expected to use a tour to promote his upcoming memoir to push back on what he sees as lies and misrepresentations of the bureau he once led.

Axios reported Friday that Comey is set to push back against attacks on the FBI, which President Trump Donald John TrumpBiden leads Trump by 36 points nationally among Latinos: poll Trump dismisses climate change role in fires, says Newsom needs to manage forest better Jimmy Kimmel hits Trump for rallies while hosting Emmy Awards MORE and some congressional Republicans have accused of working to undermine the president.

Comey, who served under three presidential administrations, is also expected to compare his tenure in the Bush and Obama administrations to his time in Trump's administration, according to Axios.

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Comey's book, "A Higher Loyalty: Truth, Lies and Leadership," is due out April 17.

The former FBI chief is set to embark on a tour to promote the title next month with stops in New York; Washington; Chicago; Seattle; Portland, Ore.; Boston; Miami; Los Angeles; San Francisco and Kansas City, Mo., Axios reported.

Comey was abruptly fired by Trump last year, and has faced scrutiny from the White House and some GOP lawmakers for his handling of the investigation into Hillary Clinton Hillary Diane Rodham ClintonBiden leads Trump by 36 points nationally among Latinos: poll Democratic super PAC to hit Trump in battleground states over coronavirus deaths Battle lines drawn on precedent in Supreme Court fight MORE's use of a private email server during her tenure as secretary of State, and for the probe into Russian meddling in the 2016 election.

Special counsel Robert Mueller Robert (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, who was appointed to carry out the Russia investigation after Comey's ouster, is reportedly also looking at whether Trump tried to obstruct justice by firing Comey.

Comey has been at the center of controversies surrounding Trump, including allegations that the president asked him for a loyalty pledge shortly after taking office and later pressed him to drop the FBI's investigation into former national security adviser Michael Flynn.