SAN JACINTO, BATTLE OF. The battle of San Jacinto was the concluding military event of the Texas Revolution. On March 13, 1836, the revolutionary army at Gonzales began to retreat eastward. It crossed the Colorado River on March 17 and camped near present Columbus on March 20, recruiting and reinforcements having increased its size to 1,200 men. Sam Houston's scouts reported Mexican troops west of the Colorado to number 1,325. On March 25 the Texans learned of James W. Fannin's defeat at Goliad (see GOLIAD CAMPAIGN OF 1836), and many of the men left the army to join their families...