Đào Duy Từ [SEP] country of citizenship
and committed suicide by cutting her throat. Both his mother's death and his failure in the examination lead to Từ becoming seriously ill. After some years of inactivity, Đào Duy Từ went south to the land of Nguyễn Lords.
Activities in southern Vietnam.
After arriving in southern Vietnam, Đào Duy Từ attempted to meet Lord Nguyễn Phúc Nguyên but failed. After that, Từ became a worker for a landlord named Chúc Trịnh Long in Tùng Châu (present day Bồng Sơn, Bình Định Province) in order to
. Thereon Đào Duy Từ kept refusing to talk with Lord Nguyễn Phúc Nguyên until the lord opened the main gate of the palace and wore formal clothing. After a long meeting in which Đào Duy Từ discussed and gave advice about the current Trịnh–Nguyễn War, Lord Nguyễn Phúc Nguyên appeared to like Đào Duy Từ's ability and then he made Đào Duy Từ his advisor and a high ranking mandarin.
From this point on, Đào Duy Từ served as the chief military advisor, directing the construction of Nguyen's two