| Term | Definition |
| Antonio Lopez de Santa Anna | Mexican general, president and leader of Mexican independence from Spain |
| Republic of Texas | constitutional government of Texas after independence from Mexico |
| annex | to add to an existing territory |
| cession | surrendered territory |
| Benito Juarez | Indian who became president and a Mexican national hero |
| Mexican Revolution | A fight for reforms in Mexico from 1910 to 1920 |
| Constitution of 1917 | Mexican constitution written during the revolution that is still in effect today |
| Vincente Fox | Mexican president from the National Action party who was elected in 2000 |
| constitution | a formal plan of government |
| revolution | the overthrow of a ruler or government; a major change of ideas |
| Plaza of the Three Cultures | plaza in Mexico City that shows parts of Aztec, Spanish, and modern influences in Mexico |
| colonia | a neighborhood in Mexico |
| mural | a wall painting |
| squatter | person who settles on unoccupied land without having legal claim to it |
| Diego Rivera | famous muralist who painted the history of Mexico on the walls of the National Palace |
| fiesta | a holiday celebrated with parades, games, and food |
| Day of the Dead | holiday to remember loved ones who have died |
| urban | having to do with a city |
| rural | having to do with the countryside |
| push factor | a reason tha causes people to leave an area |
| maquiladora | factory in which materials are imported and assembled into products for export |
| global economy | economy in which buying and selling occurs across national borders |
| immigration | process of coming to another country to live |
| North American Free Trade Agreement (NAFTA) | agreement that reduced trade barriers among Mexico, Canada, and the United States |