The federalists gained the necessary support for the constitution by?

Anti-Federalists argued that the Constitution gave too much power to the federal government, while taking too much power away from state and local governments. ... In part to gain the support of the Anti-Federalists, the Federalists promised to add a bill of rights if the Anti-Federalists would vote for the Constitution.

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