What evidence is there that governor Houston felt strongly against secession?

Governor Sam Houston of Texas strongly opposed secession, as evidenced by his refusal to pledge allegiance to the Confederacy and his public speeches denouncing the act. In early 1861, he declared that Texas should remain in the Union, emphasizing the importance of unity and warning against the dangers of disunion. His opposition culminated in his removal from office when he refused to take the oath of allegiance to the Confederate States, highlighting his steadfast commitment to the Union.