The U.S. judge threatening to begin criminal contempt action against Donald Trump's administration has for years handled high-stakes cases involving sensitive security or political issues, sometimes ruling in the Republican president's favor.

Displeased with the check on Trump’s power, the president and his allies have lashed out at federal judges — and against one judge in particular: James Boasberg, chief judge of the U.S. District Court in Washington,

Judge James Boasberg’s latest order raises the legal stakes for the Trump administration further still amid its mass deportation plans.