アダムズ＝オニス条約
The Treaty of Limits was concluded on 12 January 1828 at Mexico City. Joel Roberts Poinsett signed the treaty for the United States and Sebastián Camacho and José Ignacio Esteva for Mexico. The treaty recognized the Mexico–U.S. boundary that had been established by the 1819 Adams–Onís Treaty between Spain and the U.S.