what was the geographic feature that mesopotamia ancient egypt india and ancient china were built around?

the government closely monitored its finances to avoid another financial collapse.

in 1859, brown and 21 of his followers attacked and occupied the federal arsenal in harper's ferry. their goal was to capture supplies and use them to arm a slave rebellion. brown was captured during the raid and later hanged, but not before becoming an anti-slavery icon. abolitionist and insurrectionist

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