It required federal supervision. Many Africans were prevented from voting because they were being harassed. To ensure that they too are able to vote, the Federal government instructed law enforcement and the National Guard to help African Americans to register and vote without fear of being driven of the voting stations.
War, and Iraq - which leads to death
A direct result of the neolithic revolution is that people began living in permanent settlements, meaning they weren't considered nomads anymore - they stayed and settled in one place.
Answer: After three days of holding their own against the Persian king Xerxes I and his vast southward-advancing army, the Greeks were betrayed, and the Persians were able to outflank them. Sending the main army in retreat, Leonidas and a small contingent remained behind to resist the advance and were defeated.