DENVER (CBS4) – One of the more controversial members of the Trump administration, U.S. Attorney General Jeff Sessions, submitted his resignation on Wednesday. Sessions had an interesting history in Colorado with legalized marijuana.

Attorney General Jeff Sessions announces the creation of a new initiative to crack down on Chinese intelligence officials pilfering intellectual property from US corporations through hacking and espionage during a press conference at the Justice Department in Washington, DC, on November 1, 2018. (credit: JIM WATSON/AFP/Getty Images)

Sessions created a political firestorm in Colorado earlier this year when he revoked an Obama-era policy meant to protect legitimate marijuana businesses from federal prosecution.

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Sen. Elizabeth Warren (D) Mass. and Sen. Cory Gardner (R) Colo. (credit: CBS)

He relented after U.S. Sen. Cory Gardner, a Republican representing Colorado, stepped in.

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Gardner had said pot legalization is a states’ rights issue.

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Attorney General Jeff Sessions at the Western Conservative Summit (credit: CBS)

Sessions headlined this year’s Western Conservative Summit in Denver in June where he steered clear of the marijuana debate and instead focused on sanctuary cities.