The Harlem Renaissance was lead by many people and it was not really a one-person movement, but You can definitely mention <span>W. E. B. Du Bois as the leader or one of the leaders of the Harlem Renaissance. </span>
The FBI has traditionally been the lead federal agency in the response to and investigation of terrorism. Department of homeland security has the lead now.
They explored the west which showed the people that the west was livable