The decade-long American wars in Afghanistan and Iraq would end up costing as much as $6 trillion, the equivalent of $75,000 for every American household, calculates the prestigious Harvard University’s Kennedy School of Government. ...
The report states: “The Iraq and Afghanistan conflicts, taken together, will be the most expensive wars in US history—totaling somewhere between $4 trillion and $6 trillion. This includes long-term medical care and disability compensation for service members, veterans and families, military replenishment and social and economic costs. The largest portion of that bill is yet to be paid.”