Multiband groups of indigenous people who live outside the control of a centralized state and see themselves as one people with their own sets of leaders and loyalties are referred to as:

A) tribes

Explanation:

Based on the information provided within the question it can be said that the groups being described in this scenario are referred to as tribes. Like mentioned in the question these are a traditional society outside of the centralized state consisting of families and communities with a common culture and dialect, and usually led by a single recognized leader.

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the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.