#OTD: Li Longji 李隆基 (685–762, r. 712–756), temple name Xuanzong 玄宗, aka Illustrious Emperor 明皇, was not only born (685) but also ascended the throne of the Tang 唐 (618–907). #MedievalTwitter #MedievalChina #長恨歌 #EverlastingSorrow #AnLushan #安史之亂 #ChineseHistory