15 June – Salaverry-Santa Cruz War: President Santa Cruz and Anselmo Quiroz, representing Peruvian President
Luis José de Orbegoso, sign a treaty in
La Paz authorizing Bolivia to intervene in Peru.
13 August – Salaverry-Santa Cruz War –
Battle of Yanacocha: A united Peru-Bolivian army commanded by Andrés de Santa Cruz defeats
Agustín Gamarra at Yanacocha.
16 August – Santa Cruz is elected Constitutional President of the Republic by the parish electoral boards.[2]
Births
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Deaths
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