No, most countries in the world don't speak Spanish.
In South America, The following countries don't speak Spanish:
No, there are other non-Spanish speaking countries in Latin America. For example, Brazil's official language is Portuguese, not Spanish. Additionally, countries like Suriname, French Guiana, and Belize also have non-Spanish official languages.
Brazil is the only Portuguese-speaking country in the Americas.
Mexico is the only Spanish-speaking country in North America.
Cuba is the only Spanish-speaking country that is officially communist.
Africa has only one Spanish speaking country, which is Equatorial Guinea.
Mexico, is the only one directly south of the United States, but the majority of South America and Central America countries excluding Brazil, as well as several Caribbean nations are Spanish-speaking nations.
Brazil is the only Portuguese-speaking country in the Americas.
Mexico is the only Spanish-speaking country in North America.
Spain is the only Spanish speaking country in Europe.
Cuba is the only Spanish-speaking country that is officially communist.
Brazil is the answer
Africa has only one Spanish speaking country, which is Equatorial Guinea.
Mexico, is the only one directly south of the United States, but the majority of South America and Central America countries excluding Brazil, as well as several Caribbean nations are Spanish-speaking nations.
Yes, Brazil was part of the Portuguese Empire and not the Spanish Empire. The Treaty of Tordesillas divided the Spanish Empire into the west of the line, and the Portuguese Empire to the east of the line. Unforunately, Portugal didn't get as much as Spain did. Brazil's official and national language is Portuguese. Due to the fact the Spain had much more territory than Portugal, Brazil is the only Portuguese speaking country in South America. Aboult 50% of South Americans speak Spanish. About 40% Portuguese since Brazil is a really big country surrounded by small Spanish speaking countries. The other 10% are French, English and dialects. Guyana and French Guiana are not Spanish speaking, they are French speaking countries.
Equatorial Guinea is the only Spanish-speaking country in Africa.
Spain is the only Spanish-speaking country in Europe.
The only Spanish-speaking country with a communist government is Cuba.
Ecuador is the only Spanish-speaking country that uses the American dollar as its official currency.