Best Answer: It existed for the same reason it has existed for the entirety of human history. It's more economically advantageous to simply force people to work ...
The remarkable discovery was made by 12-year-old BridgeAnne dâAvignon, of Salinas, California, who created a ground-breaking family tree that connected 42 of 43 U.S. presidents to one common, and rather unexpected, ancestor: King John of England.he only former commander-in-chief not linked to King John is the eighth president, Martin Van Buren, who had Dutch roots. The teen also found out that she is the 18th cousin of President Obama.
If you go back far enough, you might find evidence supporting that you, along with around 100 million other Americans, are actually related to one or more of the US Presidents. In fact, many of the Presidents themselves are linked to each other in some way. Learn more about US President genealogy and look through their family trees to find out more about where they came from, and if you yourself have a connection with one or more of them!