The president, as commander in chief, can send troops anywhere at any time, but a formal declaration of war must be declared by at least 2/3 of the states. the supreme court. congress. the executive branch.

Congress must issue a declaration of war, but since Vietnam, the US has gotten around that by claiming that they are taking 'defensive' actions or that it is a 'security' mission. It's a clever way to get around it.

Formal declarateion of war must be delared by congress

Yes, reasons why is sectionalism compromise of 1850 and secession i hope this

One was to hold a leash on a despot and future despots to come, another was set to ensure no despots ever came to power.