2. Su Wu (140-60 years ago), Zi Ziqing, Han nationality, (now Xi, Shaanxi), minister of the Western Han Dynasty. Emperor Wu is A Lang.
In the first year of Tianhan (BC 100), he was ordered to send an envoy to Xiongnu as a corps commander and was detained. Xiongnu nobles repeatedly threatened to induce them to surrender; Later, he moved to Beihai (now Lake Baikal) to herd sheep, threatening that he would not be released to China until the ram gave birth. Su Wu went through hardships and stayed in Xiongnu for nineteen years.
It was not until the end of the Yuan Dynasty (8 1 year ago) that it was put back to the Han Dynasty. After the death of Su Wu, Emperor Gaozu Xuan Di listed him as one of the eleven outstanding figures in Qilin Pavilion, which showed his integrity.