Native<span> peoples </span>were<span> great hunters and productive farmers. They built towns and traded over large distances with other tribes. </span>Europeans<span> carried a hidden enemy to the </span>Indians<span>: new diseases. </span>Native <span>peoples of </span>America<span> had no immunity to the diseases that </span>European<span> explorers and </span>colonists<span> brought with them.</span>
