Liu Bang, the great ancestor of the Han Dynasty, was surrounded by the Huns for seven days and seven nights on Baishan Mountain. Twenty-three out of ten of the entire army froze to death.
The Xiongnu wrote a four-character war letter, and the Han Dynasty officials added one word to each word. The Xiongnu was shocked when they saw it: retreat.
"Beat the emperor unconscious, behead the treacherous ministers below." In addition to the Shang Fang Sword, which of the four ancient artifacts are there?