Enslave rest of the world, in addition to feeding the nice folks from the weapon industry (who knows, today's business partners might be tomorrow's work colleagues).
Not if you live anywhere near military aviation has a base. You hear burning of fossil fuels all the time. (Yes, my dad was a Naval aviator, but that was before military aircraft had jet engines.)
We could solve this problem if our tax returns let us specify what %age of our taxes go to which org.
“I want n% of my taxes to go to the military, m% to education, x% to healthcare etc.”
Then we’ll really see how important the military is to the voters and tax payers.
Let's see: to satisfy the greed of the "defense" contractors. They and the financial industry have captured the government. The financial industry owns stocks in these "defense" companies. Wars are very profitable for them.