President Donald Trump on Monday signed an executive order seeking to end birthright citizenship for children born in the U.S. to noncitizen parents.

Put simply, under Trump’s order, the children of most undocumented immigrants wouldn’t be US citizens, nor would the children of people in the country on student, work, or tourist visas. This is more than a reinterpretation of the 14th Amendment — it’s an attempt to do away with the jus soli principle that undergirds US citizenship.

The American Civil Liberties Union on Monday night filed a lawsuit challenging President Donald Trump's controversial executive order that seeks to end birthright citizenship.

The American Civil Liberties Union of New Hampshire and several immigrant rights organizations have filed a federal lawsuit against President Donald Trump and his administration over his executive order to attempt to change birthright citizenship.

This story was updated on Jan. 21 at 6:08 p.m. to reflect that the ACLU’s lawsuit was filed on Monday, not Tuesday. Hours after President Donald Trump issued an executive order Monday barring birthright citizenship to children of undocumented residents,

The American Civil Liberties Union (ACLU), along with several other pro-immigrant groups, is suing the Trump administration after President Donald Trump signed an executive order that seeks to end the constitutionally recognized right of birthright citizenship. The 14th Amendment of the U.S. Constitution states in its first sentence that:

Immigrant and civil rights advocates, including the American Civil Liberties Union, filed a lawsuit against a birthright citizenship executive order signed by Republican U.S. President Donald Trump after taking office on Monday.