What is archaeology and why is our understanding of the earliest cultures based on it?

Explanation:

Archeology is the study of the human past using material remains.

Our understanding of the earliest cultures is based on archeology as it provides us with the opportunity to learn about past cultures through the study of artifacts, animal bonus and sometimes human bones. Studying these helps us provide us with some insight about what life was like

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explanation:

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

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