Đinh Bộ Lĩnh
The depression of Ngô dynasty caused the uprising of some governors who want to revolt to the royal court. In 951, Duke Đinh Bộ Lĩnh of Hoa Lư district who was the son of Governor of Hoan district Đinh Công Trứ, relied on the difficult geography of mountain area and start his rebellion against the Ngô dynasty. Both king of Tĩnh Hải Quân Ngô Xương Văn &amp; Ngô Xương Ngập launched the military campaign against Đinh Bộ Lĩnh. However, after more than a month, Royal troops failed to succeed and returned to the capital and keep persuading Duke Đinh to give up.