According to anthropologists, why did planting crops lead to the rise of a political class? with economic stability came the need for warriors. the more settled a community was the more they needed a form of monetary exchange. as food became more plentiful, people were freed up to serve as community leaders. the crops planted could be used to trade with other cultures. as settlements developed, leaders emerged to organize and regulate these budding civilizations.

newton is important because he contributed more to the development of science than any other person in history. isaac newton is remembered as the greatest scientific genius who ever lived. his discoveries about physics, light, and mathematics changed the world.

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

explanation:

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

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