Pedzisa mutsara unotevera: France yakaedza kuvhara Río de la Plata neFrance munguva ye
Hondo yeConfederation, ichiedza kubvisa Juan Manuel de Rosas musimba. Kuvharirwa kwakatora mamwe makore akati wandei mushure mekukundwa kwePeru-Bolivian Confederation neArgentina neChile. France yaizoedza kumwe kuvhara, nguva ino yakabatana neBritain, asi Rosas akaikundawo.