PART I
In 20000 BC, before the first history was recorded in writings, there had been already among people the legends and mythology about the origin of mankind and stories about the beginning of formation of Viet nation from HUNG VUONG. These are stories on HONG BANG dynasty, on offspring of dragon and fairy, bag of hundred eggs, eighteen kings of Hung Vuong dynasty, Son Tinh - Thuy Tinh's conflict, Thanh Giong's victory over An foreign aggressors, folk of betel and areca nuts, "banh chung banh day", watermelon ..... All these legends together can be regarded as a folk history comprising…