President Donald Trump made a splash at the Supreme Court on April 1 when he attended arguments over whether his actions to restrict birthright citizenship are constitutional. But what is the dispute all about?
On the first day of his second term, Trump announced that he was blocking the U.S.-born children of unauthorized immigrants and of immigrants only temporarily authorized to be in the United States from automatically becoming citizens. That order prompted many lawsuits arguing that those children have an automatic right to citizenship under the Constitution.
Now, the Supreme Court has taken up the case, and could issue a ruling within a few months.
Here's a breakdown of what birthright citizenship is and what the controversy is all about:
"Birthright citizenship" refers to the constitutional right to citizenship at the time of birth.











