Conversation so far:
What was Sam's role in the texas revolution?
Houston was selected as Commander-in-Chief at the convention to declare Texan independence in March 1836.
What else did he do ?
Houston surprised Santa Anna's forces during their afternoon siesta at the Battle of San Jacinto on April 21, 1836.
What else did he during the war?
declare Texan independence in March 1836, and he signed the Texas Declaration of Independence on March 2, 1836.
Was he a leader in Texas afterwards?
CANNOTANSWER.

Question: did he do anything else during the war?
Self-contained rewrite: Besides being Commander-in-Chief, surprising Santa Anna's forces at the Battle of San Jacinto and declaring Texan independence, did Sam Houston do anything else during the war?