The F sure as fuck doesn’t stand for Army you fucking ape.

The FBI has the authority to enforce laws passed through regular congressional channels by elected officials.

Here the commander in chief is declaring a policy and enforcing it directly with his own power. It’s the textbook definition.

Have the military replaced the government now?

That would be a military junta, not martial law.

Martial law is when soldiers, not peace officers, are tasked with upholding law and order.

It doesn’t matter if it’s for a good reason or not, it’s still martial law.