The Supreme Court seems to be in no hurry to address an issue that has irritated Republican and Democratic administrations alike: the ability of a single judge to block a nationwide policy. Federal judges responding to a flurry of lawsuits have stopped or slowed one Trump administration action after another,

The court has, for years now, deliberately avoided announcing hard-and-fast rules about the scope of injunctions that federal judges can issue. President Donald Trump’s Justice Department wants to change that in a case involving one of his most controversial actions.

As it pushes to implement a plan to end birthright citizenship, the Trump administration is counting on an argument about out-of-control federal judges to prove irresistible to some Supreme Court conservatives.