Well, America's very first hate crime would be the Settlers pillaging the Native American villages, and destroying them. Hate crimes happens when there is "hatred" obviously; it is quite hard to explain why hate crimes occur. I would say that jealousy is one of the top reasons behind hatred, hope this helps.
The U.S government hid many things from Citizens such as wars and top secret Files
The Ancient Athenian government is known as the first democracy in the world.
The benefited the people there they wanted to make sure all of there people where safe at all times