ACLU Prepares for Supreme Court Fight on Birthright Citizenship

March 28, 2026, 8:45 AM UTC

The ACLU’s Cecillia Wang is set to challenge the Trump administration next month in a case that could reshape the scope of birthright citizenship in the United States.

Wang, the group’s national legal director, will urge the justices to reaffirm the Supreme Court’s 1898 ruling in United States v. Wong Kim Ark, which held that children born in the US to foreign nationals are citizens under the Constitution. Wang said that decision has become the foundation of post-Reconstruction America.

“Our entire country has been built on the basis of birthright citizenship,” Wang said. “To reinterpret, or overturn—which the government ...

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