Chile–Spain relations Captaincy General of Chile declared Chile as an autonomous republic within the Spanish monarchy. For the next decade, Chilean forces would battle Spanish troops for independence. In October 1814, Chilean troops lost during the Battle of Rancagua which led to the "Reconquista" of Chile by Spain from 1814-1817. In February 1817, troops led by General Bernardo O'Higgins, along with General José de San Martín and the "Army of the Andes" entered Chile from Argentina through the Andes and fought Spain in the Battle of Chacabuco which resulted in a Chilean/Argentine victory. In April 1818, O'Higgins and San Martín's forces fought
San Bernardo del Tuyú La Costa District helped further promote the town, and numerous pubs, bingo parlors, discothèques, and theatres were established in subsequent years, notably along Costanera and San Bernardo Avenues, and Chiozza Street, which was designated a pedestrian promenade for the summer high tourist season (January 1March 10). Among the best-known points of interest on this latter is the Observatorio de la Costa, the district's only observatory. 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