Top treaty
START I
Score: —
Avg score — high risk
—
nuclear, chemical, biological, strategic
excl. IQR outliers: —
Avg score — low risk
—
conventional / other
excl. IQR outliers: —
High − low difference
—
gap excl. IQR outliers: —
Verification Intensity by Treaty
31 treaties · scores normalized 0–100
Data sources and methodology
- AMC Arms Control Agreement Database V2 — Alva Myrdal Centre, Uppsala University
- † Manually coded: JCPOA, Quadripartite Agreement, Brazil-Argentina Coop → high risk; Open Skies, CFE Adaptation, BDA Agreement, Sub-Regional Arms Control → low risk
How to Use
A quick guide to exploring this tool
- Drag the sliders in the left panel to reweight each variable — the chart and stats recalculate instantly
- Click the legend buttons above the chart to filter by risk tier or inspector type
- Hover over any bubble to see that treaty's full score breakdown
- Click on the bubble itself to go to the text of the treaty
- Click "↺ Reset to our weights" in the sidebar to restore the default weighting
- Bubble size reflects the number of verified compliance mechanisms in each treaty