Answer/Explanation:
Aqueducts liberated Roman cities from reliance on nearby water supplies and proved priceless in promoting public health and sanitation.
Grid-based cities.
Sewers and Sanitation.
Roads and Highways.
<span>He was key to spreading it across India by issuing the Edicts of Asoka. </span>
Answer:
Lewis was to go directly east, using the pass to take a shortcut out of the mountains to the eastern Montana plains. Clark would cross over from the Bitterroot to the Big Hole River and then follow the Big Hole and the Jefferson River down to the Three Forks of the Missouri.
Explanation:
During that era, the states in America was divided between Free states (where slavery is not allowed ) and slave states (Where Slavery allowed)
Back then , Texas and Florida got a lot of plantations that's heavily depended on slave , so if they were acquired , they would be part of slave states.
This will destroy the balances between slaves and and free states in the congress , ( the slave states congress will have the majority power), so the statehood was delayed