Why did many American settlers in Texas want their Independence from Mexico?

Having won its independence from Spain in 1821, the fledgling Republic of Mexico sought to gain control of its northern reaches, which under the Spanish had functioned as an extensive and largely empty bulwark against encroachment by competing French and British empires to the north.

Explanation:

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

most camps were located in the area of the general government in occupied poland