Demonstrators rally in support of birthright citizenship outside the US Supreme Court as President Donald Trump attends oral arguments in Washington, DC on April 1, 2026. President Donald Trump is watching in person as the US Supreme Court hears a landmark case weighing the constitutionality of his contentious bid to end birthright citizenship, an extraordinary and possibly unprecedented move for the nation's highest office. (Photo by Kent Nishimura / AFP via Getty Images)

An anti-Trump sign is displayed as demonstrators rally outside the US Supreme Court as President Donald Trump attends oral arguments in Washington, DC on April 1, 2026. President Donald Trump is watching in person as the US Supreme Court hears a landmark case weighing the constitutionality of his contentious bid to end birthright citizenship, an extraordinary and possibly unprecedented move for the nation's highest office. (Photo by Kent Nishimura / AFP via Getty Images)

Demonstrators rally in support of birthright citizenship outside the US Supreme Court as President Donald Trump attends oral arguments in Washington, DC on April 1, 2026. President Donald Trump is watching in person as the US Supreme Court hears a landmark case weighing the constitutionality of his contentious bid to end birthright citizenship, an extraordinary and possibly unprecedented move for the nation's highest office. (Photo by Kent Nishimura / AFP via Getty Images)

Demonstrators rally outside the US Supreme Court as President Donald Trump attends oral arguments in Washington, DC on April 1, 2026. President Donald Trump is watching in person as the US Supreme Court hears a landmark case weighing the constitutionality of his contentious bid to end birthright citizenship, an extraordinary and possibly unprecedented move for the nation's highest office. (Photo by Kent NISHIMURA / AFP via Getty Images)

Demonstrators rally in support of birthright citizenship outside the US Supreme Court as President Donald Trump attends oral arguments in Washington, DC on April 1, 2026. President Donald Trump is watching in person as the US Supreme Court hears a landmark case weighing the constitutionality of his contentious bid to end birthright citizenship, an extraordinary and possibly unprecedented move for the nation's highest office. (Photo by Kent Nishimura / AFP via Getty Images)

WASHINGTON, DC - APRIL 01: Protester Michael Martinez demonstrates outside the U.S. Supreme Court as U.S. President Donald Trump attends oral arguments on April 01, 2026 in Washington, DC. The Supreme Court is hearing oral arguments in Trump v. Barbara to determine if President Trump's executive order ending birthright citizenship is constitutional. According to historians and the Court, this is the first time a sitting president has attended oral arguments at the nation's highest court. (Photo by Heather Diehl/Getty Images)

WASHINGTON, DC - APRIL 01: The Presidential limousine, "The Beast" carrying U.S. President Donald Trump arrives at the U.S. Supreme Court on April 01, 2026 in Washington, DC. The Supreme Court is hearing oral arguments in Trump v. Barbara to determine if President Trump's executive order ending birthright citizenship is constitutional. According to historians and the Court, this is the first time a sitting president has attended oral arguments at the nation's highest court. (Photo by Win McNamee/Getty Images)

WASHINGTON, DC - APRIL 01: The Presidential limousine, "The Beast" carrying U.S. President Donald Trump arrives at the U.S. Supreme Court on April 01, 2026 in Washington, DC. The Supreme Court is hearing oral arguments in Trump v. Barbara to determine if President Trump's executive order ending birthright citizenship is constitutional. According to historians and the Court, this is the first time a sitting president has attended oral arguments at the nation's highest court. (Photo by Win McNamee/Getty Images)