<h1>USMCA review prompts Canada and Mexico to coordinate trade diversification and counter sector-specific tariffs through joint strategy.</h1> Coordination by Canada and Mexico ahead of the USMCA review focuses on preserving preferential tariff treatment and diversifying bilateral trade to reduce exposure to unilateral trade measures. Carney's visit seeks to deepen engagement, reinforce exemptions shielding most goods from punitive duties, and promote Canadian investment in Mexico subject to compliance with Mexican environmental and regulatory obligations in the mining sector while establishing working groups and shared negotiating tactics to address sector-specific tariffs.