Argentina ---> 25th May, 1810.
Uruguay ---> 1811
Venezuela ---> 19th April, 1810.
Colombia ---> 20th July, 1810.
Chile ---> 18th September, 1810.
South America has 12 countries: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Peru, Suriname, Uruguay, and Venezuela.
Countries that speak spanish: Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Paraguay, Uruguay, Venezuela.
In Brazil, people speak portuguese.
In Suriname, people speak Dutch.
In Guyana, people speak English.