Tensions between the United States and Iran have deep historical roots, spanning decades of diplomatic friction, economic sanctions, regional conflicts, and periodic military posturing. Iran's nuclear program development, its support for proxy forces across the Middle East, and recent escalations involving drone attacks and weapons transfers keep military intervention scenarios actively discussed in policy circles and security analyses. This market requires a clear definition: an invasion entails actual military boots on the ground in Iranian territory or a formal declaration of war, not merely airstrikes or cyberattacks. The current 27% YES price suggests the prediction market assigns roughly three-in-ten odds to military intervention by year-end 2026, reflecting elevated geopolitical tension tempered by recognition of the severe strategic and economic costs such action would entail. Historical volatility in this market shows sharp intraday swings of 5–15 percentage points following major regional incidents—drone launches, sanctions announcements, or alleged weapons transfers—though baseline trading has remained anchored around 20–30% for the past several months, indicating cautious skepticism toward rapid escalation.