Originally Posted by JasonCSU
While that is technically true, wouldn't the armed services be under control of those in power while also protecting them? If it were a case of the entire population against the government, then as stated before there would probably be many in the armed services on the side of the people. In the example of a smaller group starting a revolt to overthrow the government, I imagine they would have to get through the armed services first in order to oust those in control.
Soldiers swear an oath to protect and defend the constitution- not the government. Enlisted also swear to obey the orders of the officers appointed over them, but officers don't take that oath.