WASHINGTON — The Supreme Court agreed on Friday to take up the constitutionality of President Donald Trump's order on birthright citizenship declaring that children born to parents who are in the United States illegally or temporarily are not American citizens.

The justices will hear Trump's appeal of a lower-court ruling that struck down the citizenship restrictions . They have not taken effect anywhere in the country.

The case will be argued in the spring. A definitive ruling is expected by early summer.

The birthright citizenship order , which Trump signed Jan. 20, the first day of his second term, is part of his Republican administration’s broad immigration crackdown . Other actions include immigration enforcement surges in several cities and the first peacetime invocatio

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