I believe there are lots of reasons why the Roman Empire declined but the 3 most important ones are, Government corruption and political instability, Invasions by Barbarian tribes, and The rise of the Eastern Empire, but the one I think is the most important is the first one reason.
Answer: The Walls Protecting Athens. The walls protecting Athens during the Peloponnesian War. Initially Athens' strategy, as guided by Pericles, was to avoid open battle with the more numerous, and better trained Spartan hoplites, and to instead rely on Athens' superior fleet.
Explanation: Yes.
Although there were several events that gave participation to black people in the governments, these were the most important:
- The Civil Rights Movement in the United States: it was a long, and mainly non-violent, struggle to extend full access to civil rights and equality before the law to groups that do not have them, especially black citizens.
- Little Rock, 1957: Also known as Little Rock Crisis was a key moment in American civil rights movements, following the decision of the Supreme Court in the Brown case, the school committee of Little Rock, Arkansas, voted in 1957 to integrate the school system.