Cài Lún (Wade-Giles: Ts'ai Lun, 蔡倫) (c. AD 50—121), courtesy name Jingzhong (敬仲), was a Chinese eunuch, who is conventionally regarded as the inventor of paper. Wade-Giles, sometimes abbreviated Wade, is a Romanization (phonetic notation and transliteration) system for the Chinese language based on Mandarin. ... Events Londinium is founded by the Romans, taking over as capital of the local Roman province, from Colchester (approximate date) Roman Emperor Claudius appoints Agrippa II governor of Chalcis. ... For other uses, see number 121. ... Cha can also refer to a Latin American dance, also called the Cha-cha-cha. ... A eunuch is a castrated human male. ... An inventor is a person who creates new inventions, typically technical devices such as mechanical, electrical or software devices or methods. ... Piece of paper Paper is a thin, flat material produced by the compression of fibres. ...

He was born in Guiyang during the Eastern Han Dynasty, and became a paperwork secretary (中常侍) of Emperor Hedi. For papermaking, he tried materials like bark, hemp, silk, and even fishing net, but his exact formula has been lost to history. The emperor was pleased with the invention and granted Cai an aristocratic title and great wealth. Later, he became involved in intrigue and was imprisoned. There, he committed suicide by drinking poison after taking a bath and dressing in fine robes. Typically known as the Forest City, Guiyang (Simplified Chinese: 贵阳; Traditional Chinese: 貴陽; pinyin: Guìyáng) is the capital of Guizhou province in the Peoples Republic of China. ... The Han Dynasty (Traditional Chinese characters: 漢朝, Simplified Chinese characters: 汉朝, pinyin Hàncháo 202 BC - AD 220) followed the Qin Dynasty and preceded the Three Kingdoms in China. ... Format of naming convention in English is under discussion at Wikipedia talk:Naming conventions (Chinese). ... BARK (Bin r Automatisk Rel Kalkylator) was completed in February 1950 at a cost of 400. ... Hemp is the common English name for the annual herb cannabis, (marijuana), which can be and is grown for numerous non-drug purposes, including fiber (e. ... Silk (< OE sioloc probably < L. SERICVS / Gr. ... Suicide (from Latin sui caedere, to kill oneself) is the act of intentionally ending ones own life. ... The skull and crossbones symbol traditionally used to label a poisonous substance. ...

While paper is widely used worldwide today, the creator of this extremely important invention is little-known outside East Asia. Cai invented paper in AD 105. It immediately became widely used in China. In 751, some Chinese paper makers were captured by Arabs after Tang troops were annihilated in the Battle of Talas River. The techniques of paper making then spread to the West. East Asia can be defined in either cultural or geographic terms. ... -1... Events Pippin the Short is elected as king of the Franks by the Frankish nobility, marking the end of the Merovingian and beginning of the Carolingian dynasty. ... For other uses, see Arab (disambiguation). ... The Tang Dynasty (唐&#26397 Hanyu Pinyin táng cháo; 618-907) followed the Sui Dynasty and preceded the Five Dynasties and Ten Kingdoms Period in China. ... The Battle of Talas in AD 751 was a conflict between the Arab Abbasid Caliphate and the Chinese Tang Dynasty over the control of Central Asia. ...

Cai's contribution is considered one of the most important inventions in history, since it enabled China to develop its civilization much faster than with earlier writing materials (primarily bamboo), and it did the same with Europe when it was introduced in the 12th century or the 13th century. Genera Many, see text Bamboos are a group of woody perennial evergreen plants in the grass family Poaceae, subfamily Bambusoideae. ... World map showing location of Europe A satellite composite image of Europe Europe is geologically and geographically a peninsula, forming the westernmost part of Eurasia. ... (11th century - 12th century - 13th century - other centuries) As a means of recording the passage of time, the 12th century was that century which lasted from 1101 to 1200. ... (12th century - 13th century - 14th century - other centuries) As a means of recording the passage of time, the 13th century was that century which lasted from 1201 to 1300. ...