Former Protection Secretary Mark Esper supplied a "cautionary story" about his previous boss, ex-President Donald Trump, saying Trump's private flaws make him unsuited for workplace.

Throughout an interview with MSNBC's Nicolle Wallace Tuesday, Esper laid out three core the reason why he could not vote for Trump. Esper's newest criticism of the previous president arrived as Esper continues to advertise a e-book describing his tumultuous tenure within the high-ranking Cupboard put up.

"We have to elect folks—whether or not, it is actually the president of america, however members of Congress—who should do a number of issues: You must put nation earlier than self," mentioned Esper.

Quantity two, mentioned Esper, candidates "should have integrity and a core set of ideas that information you."

"I do not even assume folks near him assume he has that," mentioned Wallace, of Trump.

"And you've got to have the ability to attain throughout the aisle," continued Esper. "You must be prepared to work with folks from the opposite get together. You ... should carry the nation collectively."

US Secretary of Defense Mark Esper
Throughout an MSNBC interview, Mark Esper, former protection secretary of ex-President Donald Trump, listed three the reason why he feels Trump is unfit for workplace. Above, Esper is proven throughout a gathering on the Pentagon in Washington, D.C., on October 6, 2020. JIM WATSON/Getty Pictures

He added, "that is what (former President) Ronald Reagan did."

Esper has joined different Trump administration officers who've penned books portray an unflattering image of Trump's White Home.

In his e-book, A Sacred Oath: Memoirs of a Protection Secretary in Extraordinary Instances, Esper particulars a number of episodes of Trump inquiring about uncommon and legally questionable programs of motion.

Esper wrote that Trump requested about capturing racial justice protesters who had gathered exterior the White Home in 2020. In one other occasion, Trump requested about launching missiles into Mexico to destroy drug labs, in keeping with Esper.

Trump denied eager to shoot protesters within the legs in a press release to 60 Minutes. He declined touch upon Esper's claims about wanting to fireside missiles into Mexico.

"Mark Esper was a stiff who was determined to not lose his job. He would do something I needed, that is why I referred to as him 'Yesper,'" Trump mentioned within the assertion. "He was a light-weight and figurehead, and I spotted it very early on. He was beneficial to me by some very weak RINOs [Republicans in name only] and that's what he turned out to be."

Trump has hinted at working once more for president in 2024. Talking on MSNBC Tuesday, Esper mentioned he wouldn't vote for Trump, describing himself as a "Reagan Republican."

When requested if he would actively marketing campaign in opposition to Trump, Esper mentioned, "I've one voice, I've one story I am providing up at the moment."

"I believe it is necessary for Republicans ... to know which you can get these core Republican insurance policies once more—decrease taxes, much less regulation, sturdy army, border safety—you may get them with out the divisiveness, with out the coarseness and all the pieces else," mentioned Esper.

He added that there are Republican leaders rising, however mentioned they should distance themselves from Trump.

Newsweek has reached out to Trump for remark.