You betcha! a lot of people left because the land became usless, so many farmers( oklahoma familys)migrated to CA and other states, finding their ecomnimics and conditions better :)
Members of the ku klux Klan attacked African Americans
I believe the answer is Barbed Wire.
Befor the inventions of barbed wire, the Cattles are let to roam freely across the plains and the owners are required to pay a lot of cowboys to supervise them so they didn't go missing. Witht he invention of barbed wire, they can keep the cattle in a secure place without supervision.
