Thornton's Luck: How America Almost Lost the Mexican-American War

In April 1846, tensions between the U.S. and Mexico along the disputed border were high. About half of the U.S. Army, then tiny, was camped outside of Matamoros, Mexico, and rumors were flying that the much larger and better outfitted Mexican army was about to undertake efforts to remove the troops from their territory. Captain Seth Brett Thornton led his 2nd mounted dragoons on an expedition to try to confirm those rumors and gain intelligence about the military’s plans. He rode his comman...