Answer:
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.
Explanation:
I believe it is D) It suffered a weakening economy, domestic revolts, and a loss to the Allies in World War I.
Hiroshima I think.
It was used to end world war 2.
False, local governments are the creation of the counties and municipalities.
19: The Spanish conquered the Aztec lands.
