One clear example of providing for the common defense is the establishment and operation of the military. This includes the army, navy, air force, and other branches that work together to protect a nation against external threats and attacks. These forces are funded and equipped by the government to ensure that they can respond effectively to any aggression.
The rationale behind this is rooted in the idea that a nation’s security is a collective responsibility. By maintaining a strong military presence, a country can deter potential adversaries from invading or launching attacks, thereby ensuring the safety and security of its citizens. Additionally, the military can be deployed in various situations, from defending the country in wartime to assisting in disaster relief efforts during peacetime.