Except that it is true. The Republic had conditions on joining the Union
Except that it isn't true. Heck, even the state of Texas itself says it isn't true. Link
Texas is constrained by the Constitution in the same way and the same areas as every other state is. One of those constraints is that a state can't just walk out whenever they want to.
It is true.
Just like truths about Barry, the Imposter, many refuse to believe the facts.
I would not be surprised if there ws a split away from the rlite eastern cabal of states & that the following set up their own Western States of America:
They have enough resources between themselves & they know how to grow food & make things & drill for oil & mine for coal & other resources.
When the power goes out east of the Mississippi, maybe someone will get the hint.