The court has supported his administration on issues like immigration, federal employee dismissals and military policies.

The majority did not explain its decision in the brief, unsigned order. The court's three liberal justices opposed the order. Justice Sonia Sotomayor said the majority handed Trump the power to repeal laws passed by Congress “by firing all those necessary to carry them out.”

Latest news and live updates as Trump announces the U.S. will send Patriot missiles to Ukraine and meets with NATO's secretary general.

"The President must take care that the laws are faithfully executed, not set out to dismantle them," Sotomayor wrote.