yes there are written records of the first migration of humans to the americas
so thats true
None of them are really more powerful than any other they share the power and the all play a powerful role in our us government, to prevent any branch from becoming to powerful they would use a system called checks and balances.
Because of their knowledge of how to hide, and confuse other people when they are fighting in a jungle or something, the guerill force would have the element of suprise when fighting a larger force.
Was to bring economic stability by allowing printed money.
Hope this helps! Have a great day :)