War for economic purpose

War is the first business on Earth.
War pays back by feeding up industry activity
War pays back by sucking attacked country for its reconstruction, which itself benefit directly to the economy.
The situation has greatly evolved over times. In the past, wars were launched on the ground of defense or safety. There were effective motives (good or bad) for wars.
Today's wars, almost every one of them involving US directly or indirectly, are not between angry nations. They just arise because appropriate ingredients have been seeded and finally succeed in the mix up.
Iran nuclear threat, sunk South Korean ship, ever boiling Middle East are just examples of fabrications, opportunities and covert actions to prepare the next ones.
As this article mention it, we must be prepared to an increase of wars because the fake speculative economy if breaking down. War provides solid ground for actual economical grow and prosperity which will finally overcome the financial crisis.
US is the most prosperous nation in the World, and so the most aggressive. Despite its extraordinary war spending, much above its federal income, It creates so much money that its deficit stays astonishingly "reasonable" at 100% of its GDP - the same as Belgium... Wars really pay back!