Most legal experts say the Constitution grants citizenship to children born in the U.S. to undocumented immigrants.

A federal judge is set to hear the first arguments in a multi-state lawsuit seeking to block President Donald Trump’s executive order ending the constitutional guarantee of birthright citizenship regardless of the parents' immigration status.

A federal judge in Seattle has signed a temporary restraining order blocking President Donald Trump's executive order on birthright citizenship. U.S. District Judge John Coughenour on Thursday heard a request by four Democratic-led states to issue a temporary restraining order against the executive order signed by Trump that purports to limit birthright citizenship -- long guaranteed by the 14th Amendment -- to people who have at least one parent who is a United States citizen or permanent resident.