โThe powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.โ
Just focusing on the economics of it all, the wars in Iraq and Afghanistan are estimated to cost nearly $200 Billion in 2008. And, if we assume the government will act like it normally does, you can expect that price tag to be far, far higher than what they claim it...