Around 700 B.C., a small civilization emerged in the Niger River Valley known as the Nok People civilization. Very little is known about this people or about their culture. They were not as wealthy as the kingdoms of the North. They led a quiet life of farming and family. The few artifacts that have been found show that they used iron tools to plow and farm the land.
Three things cannot long be hidden: the sun, the moon and the truth.
On October 1874 Joseph Glidden received a patent for barbed wire. There were many lawsuits over the patent, and Glidden won every one of them. Eventually more than two thousand variations of barbed wire were developed.