Strong diplomatic channels between the Trump administration and Mexican President Claudia Sheinbaum have prioritized intelligence sharing and coordinated anti-cartel efforts over unilateral U.S. military intervention, with Sheinbaum explicitly ruling out ground operations after direct talks. Border enforcement has relied on expanded wall construction, National Guard deployments, deportations, and policies like Remain in Mexico, which have driven illegal crossings to multi-decade lows without requiring cross-border combat. No congressional authorization, large-scale troop movements, or formal declarations support an invasion scenario. Trader consensus reflects these structural barriers, including alliance commitments, economic interdependence via USMCA, and historical precedent against such action. Limited U.S. strikes or raids could still emerge from sudden cartel-linked attacks on American targets, though full-scale invasion remains improbable absent dramatic shifts in bilateral relations or security conditions.