Which texas leader opposed sam houston over the issue of secession

Texas Governor Sam Houston opposed secession, but was unable to prevent it. In this speech, given prior to Lincoln's election, he presents the argument that slavery would be safer within the United States than outside of it. It was a prescient argument, and one held by several other Southern leaders.

HAVE A GOOD DAY pls vote me brailyest

the process of industrialization is called a revolution because