Spanish is the second most spoken language in the world after Chinese, with 400 million speakers and 20 countries using it as an official language. While English leads with 59 official language countries, Spanish is prominent in Hispanic America, including most of Central and South America, along with Spain and Equatorial Guinea in Africa. The document also defines terms like Hispanic America, Latin America, and Ibero-America, and provides an alphabetically ordered list of Spanish-speaking countries and their capitals.