▶U.S.-Mexico security cooperation is consistently defined by intelligence sharing, with the explicit condition that all operational planning and execution on Mexican territory are handled exclusively by Mexican federal forces, a point emphasized across multiple contexts [10, 51, 52, 53].Apr 2026
▶The bilateral security relationship is formally governed by four principles established during the Trump administration: respect for sovereignty, shared responsibility, mutual trust, and cooperation without subordination [29, 39, 50].
▶The significant flow of firearms from the U.S. into Mexico is a major security concern, with claims stating that 80% of the 23,000 firearms seized by the current administration originated in the United States [36, 38].Apr 2026
▶The USMCA/T-MEC trade agreement is a top bilateral priority, with a formal review scheduled for 2026, which is explicitly distinguished from a complete renegotiation of the treaty [12, 18].Apr 2026
▶Sheinbaum reports significant domestic security successes, such as a 40% reduction in homicides [1], while simultaneously detailing the immense power of cartels to enact widespread, deadly retaliatory violence, including 85 highway blockades and the killing of dozens of security personnel following a single operation [43, 45, 57, 58].
▶She promotes Mexico as a stable environment for foreign investment, citing $7 billion in commitments that are proceeding despite tariff uncertainty [2, 4], yet also champions a new Electrical Generation Law mandating 54% public control of the market, a move that could concern private investors [17].Apr 2026
▶Sheinbaum highlights a strong, cooperative security relationship with the U.S., evidenced by a 50% reduction in fentanyl crossings [5], but firmly rejects the U.S. classification of cartels as terrorist organizations, viewing it as a potential justification for U.S. intervention [8, 9].Apr 2026
▶While asserting the resilience of the Mexican peso against U.S. tariff threats [24], she concedes that 10-12% of Mexican exporters, particularly in the vital automotive sector, are expected to face difficulties complying with the USMCA's rules of origin [14, 20].Apr 2026
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