Meanwhile our army had been advancing steadily since the battles of Resaca de la Palma and Palo Alto on the 8th and 9th of May, 1846. California had fallen into our hands, and New Mexico had been subjugated. Tampico was, also, ours, and Taylor had pushed his victorious army to Saltillo. Santa Anna stood, at bay, in San Luis Potosi; for he was not yet prepared to fight, and popular opinion would not permit him to negotiate. In this forlorn condition he resorted to the usual occupation of the Mexican government when in distress, and issued, despatch after despatch to stimulate congress, the cabinet and the people in the lingering war.
Nor was the government of the United States, meanwhile, inattentive to this position of affairs in Mexico, or indisposed to afford the government an opportunity to reconcile our difficulties by negotiation. Two distinct efforts were made by Mr. Buchanan, our secretary of state in the summer of 1846, and in January, 1847; but both proved abortive, and we were therefore obliged to continue hostilities.
At length, when Santa Anna perceived the enfeebled condition of General Taylor, and believed that Scott would be for a long time hindered from effecting his attack upon Vera Cruz, he marched to Buena Vista and experienced the sad reverse which we have already recounted. As soon as the battle was over the wily and discomfited chief immediately began to repair the losses of his arms by the eloquence and adroitness of his pen. In a long account of the battle he treats the affair as almost a victory, and leaves the public mind of Mexico in doubt as to whether he had been beaten or victorious. The few trophies, taken in the saddest moments of the action, were sent in triumph to the interior and paraded as the spolia opima in San Luis and the city of Mexico. The public men of the country knew that Angostura had in reality been lost, and Miñón who was seriously assailed in the press by Santa Anna for not co-operating