Cherokee Nation (tribe) revoked citizenship status for 2,800 of their former slaves - why?

Bride of Rove provides a fascinating and insightful perspective.
 "So when people ask: Why do Jews vote democrat and communist when it is anathema to their culture? Why did the Cherokee vote out the slaves who have no Cherokee blood relation? All I can say is … from my perspective … they are broken inside in ways that the average American can never know, comprehend or relate to."
For more background to this article, read here