What was one effect of santa anna’s rise to power in the 1830s? -santa anna outlawed slavery in all of mexico’s territories. -independent mexican states gained more power and control. -texas was taken over by mexico and became part of that country. -texas revolted and declared independence from mexico.

-Texas revolted and declared independence from Mexico.

Explanation:

Mexico´s territory was made out of almost half of what are now the United States, central america and current Mexico, when Santa Ana rose to power, the United States had already been sending settlers to Texas and supported by them they started rioting demanding independence from Mexico, to eventually unite to the Union, that strategy of populating a mexican state with american settlers to then make them riot and rebel against the Mexican government was used again with California Arizona and other states.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.