Slavery started because people liked having other people work for free, so they enslaved others. They were brought by ships from Africa. They would usually work on farms and ranches. The jobs were different because of the climate. One type of climate made it possible to grow cotton, another to grow tobacco, another for crops, and so on. They were important because they were free. Since wealthy land owners didn't have to pay workers, they got extremely rich because they had almost no losses at all.
The 21st amendment to the united state constitution repealed the 18th emendment to united states contitution.
First, take the year that is most recent which in our case is 1973 and then subtract from that 1961 to get 12 years old. Hope this helps!
The Bering land bridge is a theory of how early humans migrated to the Americas from Asia about 20,000 years ago.
