ALBAWABA – After 20 years of occupation and conflict, the Afghanistan debacle has cost the American taxpayers trillions of dollars and countless lives, not to speak anything about psychology! The cost of the post-9/11 wars in Iraq, Afghanistan, Pakistan, Syria, and elsewhere totals about $6.4 trillion. This does not include future interest costs on borrowing for the wars, which will add an estimated $6.5 trillion by 2050. Brown University Costs ...