SIFOREX

Image:BAP Chipana Siforex 03.jpg

SIFOREX, Silent Force Exercise, is an advanced anti-submarine warfare (ASW) bilateral exercise hosted and administered by the Peruvian Navy with participation of the United States Navy, along with observers from Columbia, Argentina, and Brazil.{{Cite web |title=U.S. 4th Fleet Participates in SIFOREX 2018 |url=https://www.southcom.mil/MEDIA/NEWS-ARTICLES/Article/1501727/ |access-date=2024-09-23 |website=U.S. Southern Command |language=en-US}} Its main purpose is to provide advanced anti-submarine training with diesel submarines.{{Cite web |title=U.S. 4th Fleet, Peru, Complete Multi-national Silent Forces Exercise |url=https://www.navy.mil/Press-Office/News-Stories/Article/2788830/us-4th-fleet-peru-complete-multi-national-silent-forces-exercise/ |access-date=2024-09-23 |website=United States Navy |language=en-US}} The event has been held annually in July in Callao, Peru since 2001, under the leadership of the Submarine Command of the Peruvian Navy, headquartered at the Base Naval del Callao (Callao Naval Base).