Reasons for building up the US military?

Strengthens our economic negotiating posture with allies.

Spurs our allies to spend more on their own defense.

Helps secure and preserve peace treaties.

protect vital national interests and fulfill national military responsibilities.

Explanation:

mass production/ assembly line production

it took two men to wrestle rome back from chaos and turn a republic into an empire. in the first century bc, rome was a republic. power lay in the hands of the senate, elected by roman citizens. but the senators were fighting for power between themselves.