Hồ Quý Ly
By early June 1407, Hồ Quý Ly was forced to flee southwards as he had lost the support of his people and was being pursued by the Ming forces. The Ming armies expelled him from Thanh Hoá. Hồ Quý Ly destroyed his palace at Tây Đô and fled to the south by ship. Hồ Quý Ly and his son Hồ Hán Thương were captured by the Ming on 16 June 1407. The rest of the family were captured on either the same or following day. Their capture occurred in the region of present-day Hà Tĩnh Province. They were caged and brought as prisoners to the Yongle Emperor in Nanjing. After his initial campaign in Vietnam, Zhang Fu sent a letter urging the Chinese court to annex Đại Việt and rule it as a province of China: