One expert says the move by the State Department is "mostly symbolic and another way to say the U.S. is closed."
He called the constitutional right "frankly ridiculous."
Donald Trump wants to end birthright citizenship in the US. The only country to do that in recent years created a humanitarian catastrophe.
President Donald Trump argued for his proposed executive order with a lie about the United States being the only country in the world that guarantees birthright citizenship.
“It's ridiculous. And it has to end.”