When Texas was annexed into the Union, terms of the annexation gave Texas the right to split itself into several smaller states at a later date. This has been misinterpreted as Texas having the right to secede. There is no right to secede, no more than any other state has a right to secede.
It’s all B.S. and embarrassing for the GOP, kind of on the order of standing in Dealy Plaza and waiting for the dead Kennedy’s to make an appearance.
A question settled by violence, or in disregard of the law, must remain unsettled forever. - Jefferson Davis