Answer:
Depending on how you count, there are 22 Spanish speaking countries in the world. The five most populous countries where Spanish is the official language are Mexico, Colombia, Spain, Argentina, and Peru.
Step-by-step explanation:
The islands ruled by Spain were chiefly the Greater Antilles such as Hispaniola (inclusive of modern-day Haiti and the Dominican Republic), Cuba, Jamaica, and Puerto Rico. They are Spanish speaking islands.