He also opposed the formation of Hanahoe and criticized it as a private army .
Hanahoe is a secret organization formed by Chun Doo - hwan and other young officers who took personal oaths of loyalty to Park and the group itself above all else .
He also opposed the formation of Hanahoe , a secret organization formed by Chun Doo - hwan and other young officers who took personal oaths of loyalty to Park and the group itself above all else , and criticized it as a private army .