sentences:  On September 17, 1842, Texian and Mexican forces engaged at Salado Creek, east of San Antonio.After a separate favorable Texian engagement earlier in the day, a reinforcement company of 54 Texas militia, mostly from Fayette County, under the command of Nicholas Mosby Dawson, began advancing on the rear of the Mexican Army.The Mexican commander, General Adrián Woll, sent 500 of his cavalrymen and two cannons to attack the group.