Answer:
Climatic and ecological instability in the southeastern United States between AD 1300 and 1400 have been cited as the possible cause for soil depletion, particularly in Tennessee's Little River Valley. Maize agriculture provided an important food source for large Mississippian settlements and populations.
Explanation:
I hope it helps
carryonlearning
Answer:
reduce the power of the federal government
Answer:
I believe its steel
Explanation:
it could be steel iron or bronze I am not to sure on this one but I would believe it is steel due to it effecting most of Americas history with Andrew Carnegie steel.
let me know if I'm wrong.
They created a democracy untainted by wealth, privileged birth or corruption where every (eligible) citizen can take part in politics/ assembly.