"Because of the fact that Rosie O'Donnell is not in the best interests of our Great Country, I am giving serious consideration to taking away her Citizenship," Trump wrote on his Truth Social platform on Saturday. "She is a Threat to Humanity, and should remain in the wonderful Country of Ireland, if they want her."

Is revoking the citizenship of the actor, who was born in the US, something President Trump could legally do?

Following the post over the weekend, experts were quick to point out that the threat is unconstitutional and cited the 14th Amendment to the US Constitution, ratified in 1868, which established that "all persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States and of the state wherein they reside."

"The president has no authority to take away the citizenship of a native-born US citizen," University of Virginia School of Law professor Amanda Frost told the US news agency, the Associated Press. "In short, we are a nation founded on the principle that the people choose the government; the government cannot choose the people."

US citizens can voluntarily renounce their citizenship, but the process is strictly regulated. It involves two separate interviews and requires taking an "oath of........

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