Respuesta :
The Mexican/American War was an armed conflict between the United States and Mexico that took place in 1846–1848. However, Mexico
refused to accept these as valid, claiming the border was the Nueces
River. U.S. President James Polk endorsed the Rio Grande boundary, which
incited a dispute with Mexico.
I hope this helped:)
I hope this helped:)
borders of Texas caused a dispute that led to the Mexican American war. via apex us history
