When Germanic tribes invaded into the Balkans, Gaul, and Spain, the Roman Empire had concern in enlisting enough soldiers to fight against the burdens from the tribes. During the mid-third century, the state was forced to employ Germans from outside the empire to attack the influx of tribes. The soldiers were eager to only work for pay since they did not recognize Roman traditions nor did they have any faithfulness to the empire.
As the continents drifted the climates and environments changed. So the species that couldn't survive in the environment died and it became all about survival of the fittest
A believer or some sort of belief of a subject.
Because they are all in sense racist laws. They all demonized black people. From KKK thrusting their lives, Jim Crow Laws singling them out.