...mediate superior placed him in command of a detachment at Churubusco, awaiting no orders, but guided by the sound of his Captain's guns on his left, emulously pressing forward towards the enemy. At Chapultepec he is assigned to the post of honor and danger, and advances with alacrity. When Colonel Tronsdale, to whom he owed merely a momentary subordination, thrust him into a position almost desperate, an...