The good news is that she was roundly booed on social media. The bad news is still bad.
Texas outdid the South. They fought two wars to preserve slavery. One against the United States and one against Mexico.
https://www.texasmonthly.com/being-texan/slavery-integral-texas-transition-from-republic-to-statehood-textbook-doesnt-tell-full-story
Hardly anyone knows this because the effort to change (whitewash) history has been so absolutely thorough.
Similarly, when I looked for images of coffles for my Restive Souls excerpts, almost all of them depicted coffles in Africa, not the US.
The denial is still pretty embarrassing.