Spanish American wars of independence important change in strategy after three United Provinces campaigns had been defeated in Upper Peru. San Martín's army became the nucleus of the Army of the Andes, which received crucial political and material support in 1816 when Juan Martín de Pueyrredón became Supreme Director of the United Provinces. In January 1817, San Martín was finally ready to advance against the royalists in Chile. Ignoring an injunction from the congress of the Río de la Plata not to move against Chile, San Martín together with General Bernardo O'Higgins Riquelme, later Supreme Director of Chile, led the Army over the Andes in
San Bernardo del Tuyú San Bernardo del Tuyú San Bernardo del Tuyú is a city in the seaside La Costa District of the Province of Buenos Aires, Argentina. Founded by the "Compañía Inmobiliara del Este Argentino S.R.L.", a partnership of ten investors led by Juan Carlos Chiozza, San Bernardo del Tuyú originated with the 1942 purchase of 191 hectares (480 acres) along the Atlantic Ocean shore from the San Bernardo ranch, one of the Duhau family's many properties in Buenos Aires Province. The land was subdivided into parcels, and installations for an incipient town center were added by the developers. The governor, Dr. Rodolfo