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:

The American Civil Liberties Union (ACLU) is preparing the lawsuit in anticipation of Trump moving to end the practice enshrined in the Constitution’s Fourteenth Amendment, which states that “all persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States.”