**Trader consensus on a U.S. invasion of Iran before 2027 remains low at an 83.5% probability for "No," reflecting the pattern of U.S. military actions since February 2026.** Coordinated U.S.-Israel airstrikes targeted Iranian nuclear facilities, leadership sites, and military assets without committing ground forces, consistent with post-Iraq and Afghanistan caution against large-scale occupations. A June memorandum of understanding initiated talks on the Strait of Hormuz, nuclear inspections, sanctions relief, and ceasefires, though sporadic naval incidents, drone strikes, and shipping attacks have persisted into September amid stalled diplomacy. President Trump has emphasized additional airstrikes, economic pressure, and a post-midterm resolution while signaling openness to limited engagement rather than regime-change ground operations. Analysts note that any full invasion would require tens to hundreds of thousands of troops against a large Iranian military, creating prohibitive logistical and political barriers within the remaining timeline.