A painting shows Emperor Taizong, second emperor of the Tang dynasty, receiving the Tibetan envoy. Tang diplomats recognised that “virtue” and “righteousness” were not abstract principles, but rather a pragmatic view of how countries pursue their own interests and those they share with others. Photo: Universal History Archive/Getty Images
A painting shows Emperor Taizong, second emperor of the Tang dynasty, receiving the Tibetan envoy. Tang diplomats recognised that “virtue” and “righteousness” were not abstract principles, but rather a pragmatic view of how countries pursue their own interests and those they share with others. Photo: Universal History Archive/Getty Images