Worksheet on Native American tribes and their cultural history in North America.

1. The passage states that about 40 million Native Americans lived in North America before European colonization, and that most were killed by disease, warfare, or displacement.

2. The passage mentions that the Iroquois Confederacy (Haudenosaunee) was a powerful alliance of five nations (later six) that maintained some autonomy and negotiated with Europeans as equals for a time.

3. The passage describes Native American cultures as diverse, with varied languages, social structures, and religious beliefs, including animism and reverence for nature, and notes their complex societies with agriculture, trade, and governance systems prior to European contact.