1. During the Revolutionary War, one in every 4 American girls (with one city) was a prostitute.
2. Ancient men in their 30s were old men, and thirty-eight-year-old Su Dongpo called himself "old man".
Su Shi: The old man talks about juvenile madness, the left leads the yellow, the right Qingcang.
3. The ancient Romans would dry and grind the brains of mice into powder, add some other things to make toothpaste, and add charcoal and bark to flavor.
4. Under each archway, not a lively life is buried, but at least a woman's decades of youth are buried. However, today, the criticism of the "Chastity Arch" has changed from the negation of traditional feudalism in the past to rationalization, morally speaking, chastity is the ultimate sublimation of love, and looks like a person, not with others.
5. In ancient times, people used soldering iron burning to treat hemorrhoids.
6. China has eight historical capitals, Henan accounts for four, including the ancient capital Zhengzhou, the Shang capital Anyang, the thirteen dynasties ancient capital Luoyang and the seven dynasties ancient capital Kaifeng, Kaifeng in the Northern Song Dynasty, Kaifeng was called Fenjing during the Northern Song Dynasty, 1000 years ago Fenjing was a world-class metropolis, accounting for 80% of the world's economic lifeline at that time.
7. Scientists found in the ruins of Pompeii that there was a service similar to "hotel takeaway" at that time.
In France in 1800, the law prohibited women from wearing trousers, and the purpose of this move was to prevent women from wearing trousers and posing as men for specific jobs and positions that only men could perform.
8. The emperors of the pre-Qin dynasty were very fond of false brides, and the concubines at that time were called "inner concubines (bì)", and the male favor of the king was called "outer concubines".
9. "C-class rationings" received by U.S. soldiers between 1938 and 1945, including meat and legumes, sugar, matches, and an average of 22.5 pieces of toilet paper per day. At the same time, the British soldiers only got 3 tickets.
10. SPIES of michigan used semen as invisible ink because it was insensitive to iodine vapor, and was later discarded due to lack of source and taste.
During the "Secret War" (1959-1975), or the "Laos Civil War," the United States carried out more than 500,000 missions to this tiny Southeast Asian nation, dropping more bombs than germany and Japan combined during World War II.
12. During the Second World War, each soldier on the battlefield had 17 people in the rear to support the soldier (developing logistics, supply chain, intelligence, transportation, etc.).
13. In the late Middle Ages, books were so precious that libraries would even chain them to bookcases.
14. Harvard University, a famous university in the United States, was founded in the ninth year of Daming Chongzhen and the first year of the Chongde of the Qing Dynasty (Emperor Taiji Year Number). The University of Oxford in the United Kingdom was founded in 1167, that is, the third year of the Southern Song Dynasty.
15. The atomic bomb dropped into Hiroshima, Japan in 1945, the main raw material for enriching uranium is belgium, Belgium itself does not produce uranium, at that time the Congo in Africa was a Belgian colonial power, Belgium refined the local uranium, sold to the Americans.
16. The word "oil" sounds modern, but in fact, it is the name of the Northern Song Dynasty scientist Shen Kuo, who in the "Mengxi Pen Talk", has long recorded the discovery and exploitation of oil in detail, and left a god prophecy that "this thing will be popular in the world.".
17. In the last 3,000 years, there have been only 240 years of peace in the world.
18. The Great Wall seen now is relatively new, and has been continuously reinforced and renovated by various dynasties. As early as 4,000 years ago, there have been records of the city wall as a defense, according to the earliest record was built by the Three Kingdoms of the Qin State zhao guo yan state to defend the northern nomads, the great wall at that time was still relatively simple.
19. All parts of Australia accepted prisoners from Britain and Ireland from 1788 to 1868, Sydney began to accept prisoners in 1788, Melbourne began to accept prisoners in 1803, Tasmania began to accept prisoners in 1820, Brisbane began to accept prisoners in 1824, Pace began to accept prisoners in 1850, and Australia ended its colonial history of prisoners in 1868.
20. The so-called "post-mortem photos" were popular in the Victorian period in the United Kingdom, in order to preserve the memories of deceased loved ones, the body will be chemically treated and posed as if it were still alive, and taken with the family.
21. Hitler was so disgusted with the smoking of his soldiers that he ordered a nationwide ban on smoking, and even sent scientists to study the harm of nicotine and publish it nationwide. A cancer reporting system that is still in use today was also established.
22. The ancestor enshrined in the brothel is Guan Zhong, and when the prostitutes are not in good business, they take a urinal and kneel in front of the Guan Zhong tablet, knocking on the urinal while praying: "Grandmaster bless me with good business and many guests."
23. A long time ago, people chewed tree bark to relieve pain. Willow bark was rich in salicylic acid, which is what is found in aspirin today.
24. In medieval Europe, neither the kings nor the common people bathed, believing that bathing only twice in a lifetime and believing that the dirty body was closer to God.
25. It was not until the mid-19th century that modern toilet paper was widely used in the United States. In the early days, in rural American farming communities, people often used small amounts of straw to go to the toilet, and one of the most popular items for cleaning was the dry corn ear shaft. They are very efficient in cleaning. Even after the advent of toilet paper, people in some western states still liked the corn ear shaft when using the toilet.
26. Song Renzong was the most temperamental of the emperors, once during a meal, he was eating, suddenly ate a grain of sand, a sharp pain in his teeth, he quickly spit it out, and did not forget to say to the palace maid who was a waiter: "Don't say that I have eaten sand, but it is a capital crime."
27.In ancient Africa, women drank milk foam from the mouths of camels as a means of contraception.
28. Europe in the 18th century was a very dirty time, and people usually bathed only once a year, and even the most clean ladies took baths at most twice a year.
29. If you want to take pictures with your first camera, the model has to sit still for 8 hours.
30. In ancient Greece, men would throw apples at the woman they liked, and if the woman picked up the apple, it meant accepting the man's pursuit.
31. The Qing Dynasty had a matchbox-sized book called The Complete Notes on the Five Classics, which was specifically used for cheating.
32.In the Middle Ages, the average life expectancy of a European farmer was 25 years.