Phan Boi Chau was a Confucian scholar and was a nationalist. His contribution to Vietnamese liberation are as follows :
(i) He formed the "Revolutionary Society" in 1903 with Prince Coorg De as a head.
(ii) His most famous book,'The History of the Loss of Vietnam' was written under the influence and advice of Liang Qichao, a Chinese reformer.
(iii) It became a best seller in Vietnam and China and was even made into a play.
(iv) The book focuses on two connected themes: (i) the loss of sovereignty (ii) the severing of ties with China.
