USA HISTORY

Detailed explanation-1: -In the 1830s, the Republic of Texas claimed the Rio Grande as its southern border; Mexico claimed the Nueces River (150 mi or 240 km north of the Rio Grande). The area between the two rivers became known as the Nueces Strip.

Detailed explanation-2: -Texas claimed the Rio Grande as its southern border. Mexico said the Nueces River, to the north, should be the border.

Detailed explanation-3: -Upon the conclusion of the TEXAS REVOLUTION, the Republic of Texas contended that the Rio Grande marked its border with Mexico, while Mexico argued that the Nueces River was the boundary. Consequently, both countries laid claim to the area between the two rivers, known as the Nueces Strip.

Detailed explanation-4: -The current border was originally decided after the Mexican–American War (1846–1848). Most of the border is settled on the Rio Grande River on the border of Texas and northeastern Mexico.

Detailed explanation-5: -The region of focus in this analysis is the land that lies between the Río Grande River and the Nueces River. Under Spanish rule, this tract of land was the called La Colonia de Nuevo Santander. Under Méxican rule it was called Tamaulipas. Today, we call this region the Lower Border region of Texas.