They need:
1. Power
2. Public Speaking
3. Connections
The answer is probably c or d
Equipment. Before training began, Lieutenant Colonel<span> Roosevelt used his political influence as </span>Assistant Secretary of the Navy<span> to ensure that his </span>volunteer regiment <span>would be properly equipped to serve as any regular Army unit.</span>
The president is commander in chief and has the power to control the military. This allows him to enact martial law which can be used on our own soil to put down rebellions and threats to our public peace as well as our institution.
Basically my best bet is martial law.