Gran Colombia–Peru War

Gran Colombian–Peruvian War
Part of the Colombian–Peruvian territorial dispute and Ecuadorian–Peruvian territorial dispute

Map of Colombia (blue) and Peru (red) in 1828, with the disputed territory in striped colours
Date20 May 1828 – 22 September 1829
Location
Result
Territorial
changes
Status quo ante bellum
Belligerents
 Gran Colombia  Peru
Commanders and leaders
Antonio José de Sucre
Juan José Flores
Simón Bolívar
Rafael Urdaneta
José de la Mar
Agustín Gamarra
Units involved

Gran Colombian Army

Gran Colombian Navy

Peruvian Army

Peruvian Navy
Strength
4,600 men
1 corvette
4 schooners
brigantines
several gunboats
(at the start)
7,500 men
2 frigates
1 corvette
1 brigantine
2 schooners
8 gunboats
(at the start)
Casualties and losses
4,100 casualties
2 schooners destroyed
several gunboats destroyed
1,600 casualties
1 frigate lost

The Gran Colombian–Peruvian War (Spanish: Guerra grancolombo-peruana) of 1828 and 1829 was the first international conflict fought by the Republic of Peru, which had gained its independence from Spain in 1821, and Gran Colombia, that existed between 1819 and 1830.