SOUTHERN VANGUARD 26 (SV26) is a multi-lateral exercise between the U.S., Peruvian, Argentinian, and Chilean Armies, hosted by the Peruvian Army in the Sauce region of Peru. These types of exercise programs improve multilateral strategic readiness to deter aggression, defeats threats, rapidly responds to crises, and build regional capacity by working with our allies, partner nations, and U.S. government (USG) team members.