Mexico

1. 1834-1846: Santa Anna turned his coat and led Centrist to power

2. 1914: U.S. seized Vera Cruz is dispute with conservation dictator Huerta

3. 1910: Mexican Revolution against Spain

4. 1540: expansion Northward: Soto in present Southeast U.S. Coronado in southwest; Cabrillo in California.

5. 1917: U.S. withdrew on eve of its entry into World War 1. New Mexican constitution adopted.

6. 1920: Obregon overthrew and killed Carranza.

7. 1882-1910: Railroads. US railroads recruit Mexican workers.

8. 1994: The U.S., Mexico,and Canada sign the North American Free Trade Agreement.

9. 1821: Mexico won their independence from Spain.

10. 1942: Mexicans were legally allowed to work in the U.S. on a temporary basis.

10.1. More than 4.5 million Mexicans participated until the Bracero Program ended in 1964.

11. 1836: There is a short war between Spain and the United States over Texas.

12. 1846-48: The United States won California, Arizona, New Mexico, and parts of Colorado and Nevada through the Mexican-American War.

13. 2000s: American presidents tightened border security after the 9/11 attacks in 2001.