He participated in the American Civil War on the side of the Confederacy , but to what extent is unknown .
Yancey was sixth of ten children and his parents moved to Missouri while he was a young boy where he grew to manhood .
Yancey participated in the American Civil War on the side of the Confederacy , but to what extent is unknown .
Yancey was sixth of ten children and his parents moved to Missouri while he was a young boy where he grew to manhood .