Thoughts From Below the Rio Bravo

To understand of many Mexican attitudes toward the United States and immigration, you have to go back to the Mexican-American War of 1846-48, of which most Americans have never heard. The United States attacked Mexico in a war of  territorial acquisition, occupied Texas, California, New Mexico, and Arizona, and drove south to conquer Mexico City. It did it because it could.

The attitude of Americans who have heard of the war is usually, “Get over it.” Mexicans have not gotten over it. People...