Major findings from the "Costs of War" study on the financial and human costs of US wars in Iraq, Afghanistan and Pakistan since 2001 by the Watson Institute for International Studies at Brown University.
FINANCIAL TOLL:
* Congressional war appropriations to Pentagon since 2001: $1.3 trillion
* Additions to Pentagon base budget: $362 billion to $652 billion
* Interest on Pentagon war appropriations: $185 billion
* Veterans' medical claims and disability: $33 billion
* War-related international aid: $74 billion...