because most people who live there, are descendants from mestzo.
Spanish is the common language in Mexico and South America because the country of Spain colonized this region. The major exception being Brazil, which was Portuguese.
Mainly Spanish, although there are numerous native languages also.
Most South American countries speak Spanish. Brazil is the largest country in South America and Portuguese is their primary language. Making them the largest non Spanish language group in South America
they speaks spanish language.
South America as a whole does not have an official language; South America is a continent and not a country. Spanish and Portuguese are the most widely spoken languages in South America, but there are hundreds if not thousands of various native and Spanish/Portuguese dialects.
Spanish spoken in America, because of the colonization. and the spanish conqueror bring their own language to America form Spain.
Spanish is the most commonly spoken language in Central America.
Spanish
Spanish
Spanish
English/Spanish
Spanish
Spanish
English remains the language that is most widely spoken by Americans; the next most widely spoken language in America is Spanish.
Spanish
Spanish
The most common languages spoken in Latin America are Spanish, Portuguese, Dutch and French.