Atlas of Battles

naval engagement, notable, nineteenth century

Battle of Riachuelo

Battle of Riachuelo was a naval engagement fought on 11 June 1865 at Riachuelo, in what is now Argentina. It was part of the Paraguayan War, which ran from 1864 to 1870. The recorded result: Brazilian victory.

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Battle of Riachuelo
Eduardo de Martino, Public domain, via Wikimedia Commons.
Fought11 June 1865
WhereRiachuelo, Argentina27.562S, 58.839W
OutcomeBrazilian victory
BelligerentsParaguayagainstEmpire of Brazil
Part ofParaguayan War1864 to 1870

Where it sits in the Paraguayan War

Battle of Corrientes, 1865Invasion of Rio Grande do Sul, 1865Battle of Riachuelo, 1865Battle of Paso de Mercedes, 1865Battle of Paso de Cuevas, 1865Battle of Yatay, 1865Siege of Uruguaiana, 1865Battle of Corrales, 1866Battle of Estero Bellaco, 1866Battle of Tuyutí, 1866Battle of Boquerón, 1866Battle of Curupaity, 1866Siege of Curupaiti, 1867Siege of Humaitá, 1867Second Battle of Tuyutí, 1867Battle of Lomas Valentinas, 1868Passage of Humaitá, 1868Assault on the battleships Cabral and Lima Barros, 1868Battle of Acayuazá, 1868Battle of Ytororó, 1868Pikysyry maneuver, 1868Battle of Piribebuy, 1869Victoria de paraguay, 1869Battle of Cerro Corá, 187018651870Battle of Riachuelo, 1865
24 placed engagements of the Paraguayan War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date11 June 1865
PlaceRiachuelo, Argentina
27.562S, 58.839W
KindNaval engagement, nineteenth century
StrengthShips: 2 corvettes; 6 steamboats; 7 barges; Total guns: 44; Forces on land: 22 cannons; 2 congreve batteriesShips: 1 frigate; 4 corvettes; 4 gunboats; Total guns: 58
Casualties and losses750 casualties; 4 steamers sunk; 7 barges sunk247: 104 killed; 123 wounded; 20 missing; 1 corvette sunk
Commanders
  • Pedro Ignacio Meza
  • Francisco Manuel Barroso, Baron of Amazonas
Battle of RiachueloBattle of RiachueloBattle of TuyutíBattle of CurupaityPassage of HumaitáSiege of HumaitáBattle of Estero BellacoBattle of TuyutíBattle of CurupaityPassage of HumaitáPilarPresidencia Roque Saenz PenaSan LorenzoSan Juan Bautista100 km27.562S, 58.839W
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1865

Battle of Riachuelo is one of 3,507 engagements of the 19th century in the atlas and one of 103 in present-day Argentina.

Sources

Identity, coordinates, dates and the war from Wikidata Q2236812, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Riachuelo, revision 1375733393, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.