Allied Commitments and Military Intervention: 7,200-Respondent Cross-National Survey

7,200 survey responses from a cross-national experiment conducted in the US, UK, Russia, China, India, and Brazil by Michal Smetana. The data measures public support for military interventions based on formal alliance commitments across Western and non-Western regional powers. It was last updated in the Research & Politics Dataverse in March 2026.

Use Cases

• Analyzing how 'allied status' treatment affects public support for military intervention
• Comparing interventionist sentiment between 'NATO member' respondents and those from non-Western powers
• Evaluating 'collective defense' support by correlating respondent nationality with intervention preferences

Strengths

• Includes 7,200 respondents across six diverse nations
• Covers both NATO (US, UK) and non-Western regional powers (Russia, China, India, Brazil)
• Preregistered experimental design ensures methodological transparency

Limitations

• Specific column headers and data dictionary are not detailed in the source summary
• Geographic bias toward major regional powers, excluding smaller or developing nations

Provenance

Source

Research & Politics Dataverse

Collection Method

preregistered cross-national survey experiment

Freshness

Last updated 2026-03-04

Geography

United States, United Kingdom, Russia, China, India, Brazil