Europeans carried a hidden enemy to the Indians: new diseases. Native peoples of America had no immunity to the diseases that European explorers and colonists brought with them. Diseases such as smallpox, influenza, measles, and even chicken pox proved deadly to American Indians.
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Here's a few things: Early settlers hunted their own food/ harvested their own food. They also made their own tools, weapons, clothes, means of transportation by hand and with the materials of nature surrounding them. Hope this helps!
Examine the behavior of those who vote and those who do not. Understand the sociological and psychological factors that affect voting and voter behavior. – Voters are influenced by sociological factors such as income, occupation,education, gender, age, religion, ethnic background, geography, and family.