Día del Mar
Día del Mar (Day of the Sea) is an annual celebration in Bolivia that observes the loss of Litoral Department during the 1879–1883 War of the Pacific with Chile. The day is celebrated on 23 March (Battle of Topáter), at the conclusion of the week-long Semana del Mar, with a ceremony at La Paz's Plaza Abaroa in honor of the war hero Eduardo Abaroa and in parallel ceremonies nationwide.