In the year 100 C.E. the North American Native People called the Adena had evolved into a society that became known as the Hopewell. The Hopewell lived and dominated the Ohio River region for almost five hundred years, but somewhere around the years 630 to 650, they disappeared as a culture.It has been speculated that their disappearance had some sort of relationship to the rise of the Chickasaw Nation, but there's no archaeological proof of this...