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Roman engineers used inverted siphons to move water across a valley if they judged it impractical to build a raised aqueduct. The Roman legions were largely responsible for building the aqueducts. Maintenance was often done by slaves. The Romans were among the first civilizations to harness the power of water.
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Answer:
ow did Harriet Beecher Stowe's Uncle Tom's Cabin support reform efforts? It stirred support for women's rights. It introduced the idea of free public education. It brought the housing crisis to peoples's attention.
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That is what I know on the subject
Spain losing it's New World Empire and both of it's Naval Fleets
