The withdrawal would close the latest chapter in a U.S. military presence in Iraq that began with the 2003 invasion that toppled Saddam Hussein.
The activity of visa holders worldwide is under review, the department stated.
The memorandum calls for the creation of a program to disrupt ransomware, scams, and fraud targeting Americans.
CJNG is one of a number of cartels that were designated as foreign terrorist organization.

The lawsuit claimed that granting preferential access to Trump’s public statements to paid subscribers violates the First Amendment.
The president made the announcement via Truth Social on Aug. 12.
The pilot program seeks to make transition into university easier and support student mental health by recording only pass or no-credit.
Tight inventory, driven in part by insufficient homebuilding, is fueling competition in the hottest markets, according to Realtor.com.

The attorneys are asking a Utah judge not to send the case to trial on the charges as currently filed.
The aircraft carrier has been deployed since November, and has supported combat operations with Iran since they began.
A legal complaint filed in New York states that the Trump administration’s sanctions against the International Criminal Court are an ‘unlawful abuse of power.’
Employers can contribute up to $2,500 tax-free annually into the Trump Accounts of their employees.
‘They wanted me to go on a different flight, a different plane,’ President Donald Trump told reporters.
The recent visit to Turkey highlighted a routine level of secrecy involving the president’s travel arrangements, said a former intelligence officer.
Mamdani said that the measure is expected to generate $500 million per year for the largest U.S. city.
Judges say companies have to wait until final judgment to challenge a lower court’s rejection of their Section 230 defenses.
Mexican suppliers will also have to pay ‘security deposits’ to Chinese customs.
The department said the reasons for the visa revocations include crimes, fraud, sexual abuse, calling for violence against Americans, and more.
Trump reiterated allegations of vandalism at the reflecting pool, citing testimony from ‘a highly credible witness.’
Beijing uses ‘dubious’ pretexts, backed by coercion, to press its sweeping claims in the South China Sea, the State Department says.
The act would prohibit colleges, athletic conferences, and organizations from preventing athletes from entering into name, image, and likeness agreements.