Ongoing diplomatic negotiations between the United States and Iran, including recent exchanges of 14-point proposals through Pakistani mediators, have sustained trader expectations that a full-scale U.S. ground invasion remains unlikely before 2027. Following U.S. and Israeli strikes that began in late February 2026 and a fragile ceasefire established in April, Washington has prioritized naval blockades, targeted airstrikes, and demands for nuclear restrictions over large-scale troop deployments. President Trump has expressed frustration with stalled talks while signaling openness to further limited military pressure rather than occupation, consistent with Pentagon assessments favoring special operations and sanctions leverage. This approach aligns with historical patterns of U.S. restraint in committing ground forces to Iran amid high costs and alternative pressure tools, though renewed escalation in the Strait of Hormuz could still alter the current 69.5% implied probability for no invasion.