Watson Institute for International and Public Affairs
Costs of War


  • Over 370,000 people have died due to direct war violence, and many more indirectly
  • 210,000 civilians have been killed as a result of the fighting at the hands of all parties to the conflict
  • 7.6 million — the number of war refugees and displaced persons
  • The US federal price tag for the Iraq war is about 4.4 trillion dollars
  • The wars have been accompanied by violations of human rights and civil liberties, in the US and abroad
  • The wars did not result in inclusive, transparent, and democratic governments in Iraq or Afghanistan

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Executive Summary

The Costs of War Since 2001: Iraq, Afghanistan, and Pakistan
updated April 2015