How come Indian Territory didn’t last? What changes happened to the territory throughout the remainder of the 19th century?

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explanation:

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.

c. more people could read and interpret the bible for themselves