The September 11 attacks caused measured support for military force to rise

Evidence

Both the searing nature of the al Qaeda attacks and assessment of their effects just after they happened lend credence to the interpretation that the changes were due to the attacks, which thoroughly dominated public consciousness. Whatever other events may have occurred at the time paled in comparison with the enormity of suicidal terrorism. — Albert Bandura, Moral Disengagement, 2287

Categorization

• QUESTION: The comparison rests on participants sampled before vs. three days after the attacks being sociodemographically comparable but not the same people — worth noting this is a cross-sectional, not longitudinal, inference.
• corroborated: 2 independent passages support this claim — Albert Bandura, Moral Disengagement: How People Do Harm…, 2287