A report examining the consequences of US military engagements since the September 11, 2001, attacks provides a quantitative look at the human cost of these operations. According to the data, these conflicts have led to the deaths of at least 4.5 million people. Furthermore, the analysis indicates that the scale of displacement caused by these wars has affected more than 38 million individuals.

The figures highlight the long-term humanitarian consequences of post-9/11 military strategies. While the report focuses on the total number of casualties and displaced persons, it frames these statistics as a reflection of how the geopolitical landscape has shifted over the last quarter-century. The data serves as a reference point for ongoing discussions regarding the efficacy and impact of US foreign policy in the Middle East and beyond. Because this report relies on aggregate estimates of conflict-related deaths—which often include indirect deaths from disease, infrastructure collapse, and economic instability—the exact figures remain a subject of debate among researchers who use different methodologies to track war-related mortality.