Trump’s push to invoke Insurrection Act tests limits of presidential power

Hundreds of Texas National Guard soldiers gathered on Tuesday at an Army facility outside Chicago, as Donald Trump’s threat to invoke an anti-insurrection law and deploy troops to more U.S. cities intensified the battle over the limits to his authority.

The Republican president on Tuesday again left open the possibility that he might use the centuries-old Insurrection Act to sidestep any court rulings blocking the dispatch of Guard troops into