The third book of Đại Việt sử ký toàn thư (Complete Annals of Dai Viet), published in editions between 1272 and 1697, has the following to say about the Trưng Sisters: . In the year Kỉ Hợi [Ji Hai, 39 AD] (It was the 15th year of the era of Emperor Guang Wu of Han, Liu Xiu), the administrator of Jiaozhi, Su Ding, governed with greed and violence.

Mehmed II was born on 30 March 1432, in Edirne, then the capital city of the Ottoman state.His father was Sultan Murad II (1404–1451) and his mother Hüma Hatun, a slave of uncertain origin.. When Mehmed II was eleven years old he was sent to Amasya with his two lalas (advisors) to govern and thus gain experience, per the custom of Ottoman rulers before his time.