New Delhi, June 29 -- The US Supreme Court is weighing one of the most consequential constitutional disputes in decades: whether President Donald Trump's executive order restricting birthright citizenship is consistent with the Fourteenth Amendment.

At the heart of the case, Trump v. Barbara, is a fundamental question: Can a president redefine who automatically becomes a US citizen at birth, or does the Constitution already settle the issue?

On January 20, 2025, President Trump signed Executive Order 14160, titled Protecting the Meaning and Value of American Citizenship.

The order directs federal agencies to stop recognizing automatic US citizenship for children born in the United States if:

Their mother was in the U.S. unlawfully and...