Every tribe was different, although certain elements were<span> common to most of the </span>Plains tribes<span>. The true Plains peoples </span>were<span> entirely nomadic,.</span>
The answer is C former slaves fighting in the Union army were essential to several Northern Victories.
The answer is D. One state sues another state.
The Commonwealth<span> of Nations is a voluntary association of 52 sovereign states. </span>