This document discusses Mexican history as portrayed through art by muralists such as Diego Rivera, David Siqueros, and Jose Orozco. It covers major periods and events in Mexican history from the pre-Columbian indigenous past up until the early 20th century, including the Mexican Revolution. The eras discussed include the Conquest by Spain, Colonial rule, the Independence movement, the Reform period, and the Mexican-American War, all depicted in murals focusing on national identity and the birth of the Mexican people.