Before revision: The Gran Colombia – Peru War () 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.
After revision: The Gran Colombian – Peruvian War () 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.