Transcription: The people of Spanish-speaking countries are as diverse as their geography. But just as there are many differences that set them apart from one another, they share a common history and culture. Spanish is the official language of 21 countries, including Spain and most of Latin America. Over 320 million people speak Spanish worldwide. When the Spanish arrived in the New World in 1492, from 16 to 75 million people lived in Latin America. At that time, the Aztec civilization was the most advanced in North America. In this reproduction of an Aztec calendar stone, the Sun God is shown in the center ...