Large numbers of US-owned concerns are setting up manufacturing plants just over the Mexican frontier in order to escape increasingly tough federal anti-pollution regulations.

He went to Seguin, Texas as a child, attended the common schools, served on the Mexican frontier, and graduated from Lebanon Law School in 1858.

Now Arizona, with its 350 miles of Mexican frontier, has become the most popular crossing point.

In the frontier areas of the state, similar to the rest of the Mexican frontier, there was more ethnic intermarriage than in the interior regions.

Many inhabitants of the Mexican frontier chafed at rules that limited trade with the United States.

On the Mexican frontier, they seize more drugs than any other arm of the United States government.

Readers of the story have varyingly placed the village either near the Mexican frontier with the United States, or farther south towards Central America.

Shortly after the United States declared war on Germany, he was promoted to first lieutenant and posted to the 6th Cavalry on the Mexican frontier.

In New Mexico, there was already a highly structured and differentiated society at the time of independence, unique along the Mexican frontier.

Texas was part of the Mexican frontier, and settlers faced frequent raids by native tribes.