In Bolivia, the Bolivian Armed Forces (FAB) are responsible for territorial defense but also have some internal security duties, particularly counternarcotics and border security; the FAB shares responsibility for border enforcement with the National Police (PNB), and it may be called out to assist the PNB with maintaining public order in critical situations

Bolivia has a small naval force for patrolling some 5,000 miles of navigable rivers to combat narcotics trafficking and smuggling, provide disaster relief, and deliver supplies to remote rural areas, as well as for maintaining a presence on Lake Titicaca; the Navy also exists in part to cultivate a maritime tradition and as a reminder of Bolivia’s defeat at the hands of Chile in the War of the Pacific (1879-1883), and its desire to regain access to the Pacific Ocean; every year on 23 March, the Navy participates in parades and government ceremonies commemorating the Día Del Mar (Day of the Sea) holiday that remembers the loss (2024)