Mostly politics but war too.
Texas won its independence on the year 1836.
Mexico
It took 13 day for Texas to win their Independence from Mexico
For one, it won the Texas Revolution and gained its independence from Mexico in 1836.
u.s
Huston TX,
San Jancinto
El Alamo
No, Texas gained it Independence in the Treaties of Velasco, the problem was thae neither Texas or Mexico honored the Treaty.
the battle of san jacito i think
California was one from Mexico when the U.S. fought them, just after gaining Texas.
At the end of the Mexican-American War (1846-1848) Mexico was forced to cease any attempts on reclaiming Texas.Mexico however, has never granted Texas independence; in case Texas secedes from the United States, Mexico is in theoryentitled to seek its annexation once more.