Cause the Persian empire had a lot of good and supplies and it was also a lot of land to conquer<span />
The rise of the Kingdom of Kongo was that many people got attracted to Kongo because of the rich gold mines at Sofala. Also, they have been pushing intermarriage with the African people to gain favor and pushing farther into the interior of Africa. Aside from that people also developed skills like weaving, pottery, blacksmithing, and carving which have also contributed to their economy. Also, the agriculture was a big part in Kongo.
There were several reasons as to why around 5,000 African Americans joined patriot militias, but the ones that filled the glass was that a couple of fellow African Americans were attacked and killed by the police without any reason for such a thing. This resulted in revolt and anger among the African American population in the United States, so lot of people decided to go out on the streets and look for revenge. They were taking revenge on innocent people though instead of the people that were creating such circumstances. The police and military were sent to stop this and most of those 5,000 people ended up in prison.