establishing your eligibility to filing, fingerprinting, attending an interview, passing tests of your knowledge of English and of U.S. civics, and attending an oath ceremony.
Well for starters even though Africans were slaves back than, mostly in the south, they were later on freed in many lands since Lincoln became president, but even though Africans were freed, a declaration or so called law was made of where they all had to go back to their masters to help with the cotton, and so some hid in places, and the ones hidden were found later on, but Africans were discriminated because they were black and not white, so this made people feel superior to blacks (racism), and blacks were discriminated also because since they use to be slaves, people still treated them like ones since they couldn't get as much money as them or they didn't look like them, so black people again were discriminated because of their skin and nationality.
The Black Death changed the European Society. This led to food shortages which made everyone turn against each other.Labor shortages caused by high death rates led to increased wages attracting many peasants to the cities.
Lasting roughly 2.5 million years, the Stone Age ended around 5,000 years ago when humans in the Near East began working with metal and making tools and weapons from bronze. During the Stone Age, humans shared the planet with a number of now-extinct hominin relatives, including Neanderthals and Denisovans