Donald J. Trump et al., Petitioners
On Jan. 20, 2025, President Donald Trump issued an executive order asserting that, beginning in 30 days, all children born to undocumented migrants or individuals in the United States on a temporary basis should not be granted U.S. citizenship. The president’s action reversed a longstanding U.S. practice of automatically granting citizenship to children born on U.S. soil with only a few exceptions. After several federal courts issued injunctions stopping the policy change from being implemented, the Supreme Court in Trump v. CASA (2025) ruled that such “universal injunctions” were improper. A group of U.S. states and one of undocumented immigrants…