China: Emperor Minghuang's Journey to Sichuan. Detail of scroll painting showing Emperor Xuanzong of Tang (r. 712-756) fleeing the An Lushan Rebellion in 755.

Emperor Xuanzong's Journey to Sichuan; this section of a much larger Ming Dynasty (1368-1644) Chinese handscroll painting on silk shows Tang Minghuang, or Emperor Xuanzong of Tang, fleeing the capital Chang'an and the violence of the An Shi Rebellion that began in the year 755 during the mid Tang Dynasty. This handscroll painting is a late Ming copy after an original painting by the renowned Ming artist Qiu Ying (1494-1552). (Photo by: Pictures From History/Universal Images Group via Getty Images)