According to the infamous “ edict” in 1645, all males, regardless of ethnicity, were required on pain of death to adopt the manchu hairstyle of a shaved forehead and long pigtail in the back.

According to the queue order edict in 1965, all Han Chinese men were forced to shave their foreheads and hair on the scalp is grown out and braided into a queue, as worn by the Manchus

Explanation:

The queue is a hairstyle worn by the Manchu and Jurchen people of the Manchuria.

During the Qing dynasty in China on July 21, 1645, all the Han men were forced to shave their foreheads and hair on the scalp is grown out and braided into a queue, as worn by the Manchus. The Han Chinese men were given 10 days to comply or face death. This was the queue order edict.