Events in the year 1851 in Argentina.
Incumbents Governor of Buenos Aires Province: Juan Manuel de Rosas (de facto Head of State of Argentina) Governor of Cordoba: Manuel López Governor of Santa Fe Province: Pascual Echagüe then Domingo Crespo
Events May 1 – governors Justo José de Urquiza of Entre Rios and Benjamin Virasoro of Corrientes rise up against Rosas May 29 – Corrientes and Entre Rios enter into alliance with Uruguay and Empire of Brazil August 18 – Rosas declares war on Empire of Brazil
Births March 19 – Roque Sáenz Peña, President 1910–1914 (d. 1914)
Deaths
References