The "War on Drugs", the "War on Terror", pretty much anything that our government goes to War with is done because of 2 reasons. 1) They're money making machine

The "War on Drugs", the "War on Terror", pretty much anything that our government goes to War with is done because of 2 reasons. 1) They're money making machines. 2) They're (re)election machines. If you're not "Tough on Terror", you're losing votes and you're losing donation money from those who stand to profit from the "war".