Question

how did texas and méxico disobey the rules of the treaty ?

Answer 1

Answer: I think this is the answer, When Mexico founded the province of Texas in 1821, the land was very in part by concern that Mexico might try to re-establish its oppressive rule over Texas.

Explanation: I had this question before I think, I hope this helps!

Answer 2

They was some grey area on where the border was for the side of Texas and the side of Mexico so they both had conflict thinking each other were on their side.