U.S. MILITARY OPERATIONS IN 80 COUNTRIES SINCE WWII Since World War II, the United States Department of Defense has conducted military operations, deployments, or interventions in more than 80 countries. From Korea and Vietnam to Iraq, Afghanistan, and counterterrorism missions across Africa and the Middle East, the scale and frequency of U.S. global military involvement remains historically unmatched. Important Details: • 80 countries involved • Global counterterrorism operations • NATO & allia