In the few days since he returned to the White House, President Donald Trump’s sweeping executive orders and mass pardons have shattered political and legal norms. But one order is in a category of its own.

In a Washington state federal court Thursday a judge called President Trump's executive order seeking to end birthright citizenship for undocumented migrants "blatantly unconstitutional," temporarily blocking it . On Capitol Hill, the president's allies introduced a bill to make it law.

President Trump's executive order challenging birthright citizenship will face its first legal test in a Seattle courtroom Thursday.