When Texas was a part of Mexico, it was called “Tejas”. Later, Tejas was connected to the province of Coahuila and renamed “Coahuila y Tejas”.
The Tenth Amendment upholds both federalism and the state's rights. It identifies the rights of the people (state rights) not only of government power to the people. The bill of rights is implemented in the US, which means it extends to all the states. The US Constitution applies the law to all its jurisdiction which is all the states.
In the wake of the 15th Amendment and Reconstruction, several southern states enacted laws that limited <u><em>Black</em></u> Americans' access to voting.