Conversation so far:
Who was Nat Turner?
Nathaniel "Nat" Turner, a slave who led a slave rebellion in 1831.
When did the controversy begin?
During the 1960s, Styron became an eyewitness to another time of rebellion in the United States.
What kind of rebellion was that?
revolution with its political struggle, civil unrest, and racial tension.

Question: What did he do in response to that rebellion?
Self-contained rewrite: What did William Styron do in response to Nat Turner controversy?