The Platine War ( 18 August 1851 – 3 February 1852 ) was fought Hostile_encounter between the Argentine Confederation and an alliance consisting Cause_to_be_included of the Empire of Brazil , Uruguay , and the Argentine provinces of Entre Ríos and Corrientes .

The war Military_operation was part of a long-running dispute Quarreling between Argentina and Brazil for influence Influence over Uruguay and Paraguay , and hegemony over the Platine region ( areas bordering the Río de la Plata ) .

Uruguay 's internal troubles , including the long-running Uruguayan Civil War ( `` La Guerra Grande '' – `` The Great War '' ) , were heavily influential factors leading to Causation the Platine War .

In 1850 , the Platine region was politically unstable .

The Platine War ended Process_end in 1852 with the Allied victory at the Battle of Caseros , for some time establishing Creating Brazilian hegemony over much of South America .

However , the end of the Platine war Military_operation did not completely resolve Resolve_problem issues within the Platine region .

However , the end of the Platine war Military_operation did not completely resolve Resolve_problem issues within the Platine region .