Conflicts & Resolutions · Battle

Battle of Tacna

1880 · 19th century · Also known as Battle of the Alto de la Alianza · Part of the War of the Pacific

The Battle of Tacna, or of the Alto de la Alianza, was fought on 26 May 1880 near Tacna in southern Peru during the War of the Pacific. The Chilean army defeated the allied Peruvian and Bolivian forces commanded by the Bolivian president Narciso Campero. After the defeat Bolivia withdrew its army from the war, leaving Peru to fight on alone, and Chile kept control of the coast.

Battle of Tacna
Image: Carlos Prieto · Public domain · Wikimedia Commons

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Republic of BoliviaMilitary

See also

Cite this entry
APA
The Epoch Institute. (2026). Battle of Tacna. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/battle-of-tacna
MLA
“Battle of Tacna.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/battle-of-tacna. Accessed .
Chicago
The Epoch Institute. “Battle of Tacna.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/battle-of-tacna.
Harvard
The Epoch Institute (2026) ‘Battle of Tacna’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/battle-of-tacna (Accessed: ).

Last reviewed October 2026Random entry ↻