US-Colombia security cooperation has strengthened under President Abelardo de la Espriella, who took office in August 2026 and aligned with the Trump administration on counternarcotics through the Shield of the Americas initiative. Over 300 US troops arrived in late October for the Southern Vanguard 2026 joint exercises at Tolemaida base through November 11, focusing on maritime interdiction, drone threats, and operations against drug networks alongside Colombian forces. High-level US visits, including Joint Chiefs Chairman Gen. Dan Caine in mid-November and Vice President JD Vance later that month, underscore ongoing diplomatic and military coordination. These developments follow earlier tensions and public threats tied to counternarcotics, but current engagement emphasizes partnership over unilateral action on Colombian territory. No qualifying strikes have been reported, and scheduled events through year-end center on capacity-building rather than escalation.