"[E]ither way the threat to our Constitution’s separation of powers is grave," she wrote in a blistering dissent.

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

The Supreme Court on Monday said President Donald Trump may proceed with his plan to carry out mass layoffs at the Department ...

Supreme Court justices Jackson and Sotomayor disagree over Trump's federal workforce reduction plan in an 8-1 ruling that ...

The Supreme Court allows Trump to proceed with Education Department cuts, a major shift impacting students, teachers, and ...

She has become the great dissenter, sometimes siding with Justices Sonia Sotomayor or Elena Kagan or sometimes standing alone ...

In yet another unsigned ruling, the conservative majority treated a department closure like it’s just some minor layoffs.

The majority did not explain its decision in the brief, unsigned order. The court's three liberal justices opposed the order.

The move by the justices represents an expansion of executive power, allowing President Trump to dismantle the inner workings ...

Justice Sonia Sotomayor, the Supreme Court’s senior liberal, slammed the Trump administration’s handling of immigration matters in a fiery dissent Monday and accused her colleagues of ...