BATTLE // May 24, 1866
Battle of Tuyutí
LOADING MAP TELEMETRY…
Overview
The Battle of Tuyutí was a Paraguayan offensive in the Paraguayan War targeting the Triple Alliance encampment of Tuyutí. It is considered to be the bloodiest battle ever in South America. The result of the battle was an Allied victory, which added to the Paraguayan troubles after the loss of its fleet in the Battle of Riachuelo.
Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.
Significance
The Battle of Tuyutí was a Paraguayan offensive against the Triple Alliance encampment at Tuyutí during the Paraguayan War, pitting approximately 26,000 Paraguayan troops against a larger Allied force of around 35,000. Paraguayan casualties reached 13,000 against Allied losses of roughly 4,248, making it the bloodiest battle ever fought in South America. The Allied victory compounded Paraguay's deteriorating strategic position, coming after the country had already lost its fleet at the Battle of Riachuelo. Together, these successive defeats stripped Paraguay of both naval control and offensive momentum on land, narrowing its options for reversing the war's direction.
Forces & casualties
Troop strength
- Paraguay26,000medium
- Empire of Brazil35,000medium
Empire of Brazil fielded a 1.3 : 1 numerical advantage
Casualties
- Paraguay13,000medium50% loss rate
- Empire of Brazil4,248medium12% loss rate
Commanders (10)
Empire of Brazil
Antônio de Sampaiobrigadier general
Bartolomé Mitregeneral

Manuel Luís Osóriomarshal
Venancio Floresbrigadier general
Compare with sibling battle
6 options
Pick a battle to compare side-by-side
Related
6 sibling battles · 1 factions




