There are a bunch of places in US law where congress grants the president very broad and often vague powers, if the president declares an emergency. They gener

There are a bunch of places in US law where congress grants the president very broad and often vague powers, if the president declares an emergency. They generally very unclear about what constitutes an emergency, deferring to the judgement of the president. There is not a lot of case law on this, so the final outcome is unpredictable.