What are these two events/documents

Hello!

The first is known as the separation of powers (also referred to as checks and balances).

I am not entirely sure about the second, but I believe that the answer is the Senate.

I hope this helps you! Have a lovely day!

i do not believe this was true indefiantly the native americans would have lsot aganist america one they didndt have the resources and allies that america had and 2   indians werent as advanced at the time as they were not 3 americans had the expreince because some of the soliders from other wars fought in that war and were attecked etc