Cost of global war on terror reaches $1.2 trillion
"As of March 2011, Congress had approved a total of more than $1.2 trillion dollars for costs associated with the wars in Iraq, Afghanistan and other post-9/11 ‘war on terror’ operations, the Congressional Research Service said in its most recent update on the subject." - via Secrecy News
Congressional Research Service reports are not readily made available to the public. But the Federation of American Scientists, which hosts Secrecy News, regularly posts them. Below, find the full report.