Not everyone in Texas and the South supported the Confederacy and the Civil War. Who in the South showed opposition to the Confederacy, and how did they do it?

Sam Houston was the chief Southern Unionist in Texas. Houston dismissed the activities of the Texas Withdrawal Show, trusting it had exceeded its authority in turning into a part condition of the recently shaped Alliance. He would not make a vow of devotion to the Alliance and was ousted from office.