Article V.
The Boundary line between the two Republics shall commence in the Gulf of Mexico, three leagues from land, opposite the mouth of the Rio Grande, otherwise called Rio Bravo del Norte, or opposite the mouth of it’s deepest branch, if it should have more than one branch emptying directly into the sea; from thence up the middle of that river, following the deepest channel, where it has more than one, to the point where it strikes the southern boundary of New Mexico; thence, westwardly, along the whole southern boundary of New Mexico (which runs north of the town called Paso) to it’s western termination; thence, northward, along the western line of New Mexico, until it intersects the first branch of the river Gila; (or if it should not intersect any branch of that river, then, to the point on the said line nearest to such branch, and thence in a direct line to the same;) thence down the middle of the said branch and of the said river, until it empties into the Rio Colorado; thence, across the Rio Colorado, following the division line between Upper and Lower California, to the Pacific Ocean.

He was graduated with the second honors of his class in 1846; assigned to duty with a company of the Engineers, and ordered before the close of the year into active service on the line of the Rio Grande River.

The Zuma and Manzo Indians of the area were in the habit of going to the missions in the Spanish provinces below the Rio Grande River to solicit the padres to come to teach and baptize them in their villages.

When Mexico gained its independence from Spain, the new country also obtained control over the lands North of the Rio Grande River that had been previously held by the Spanish.

Leaving Acoma, the captain and his soldiers advanced north-east, reaching the Rio Grande River on 7 September.

In the immediate post-Cold War moment, New Mexico’s military role only expanded in importance, with formal calls for the twenty-first-century U.S. nuclear weapons complex to be consolidated along the Rio Grande River (Secretary of Energy Advisory Board Task Force 1995).

Rio grande

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