These are the selected anniversaries for May that appear on the China portal. The "edit" links edit the portal subpages that are displayed as sections here.

May 1

Events

• 1925 – The All-China Federation of Trade Unions is officially founded. Today it is the largest trade union in the world, with 134 million members.

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May 2

Births

• 1360 – Yongle Emperor of China (pictured) (d. 1424)

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May 3

Events

• 1928 – Japanese atrocities in Jinan, China.

Deaths

• 1918 – Charlie Soong, Chinese businessman and missionary (b. 1863)

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May 4

Events

• 1919 – May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.

Holidays, observances, and anniversaries

• Youth Day (People's Republic of China)

Births

• 1654 – Kangxi Emperor of China (d. 1722)

Deaths

• 2013 – Mario Machado, Chinese-American journalist and actor (b. 1935)

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May 5

Births

• 1984 – Wang Zhenpeng, Chinese footballer

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May 6

Events

• 1882 – The United States Congress passes the Chinese Exclusion Act.

Births

• 1942 – Rin Kaiho, Chinese-Japanese go player

Deaths

• 1967 – Zhou Zuoren, Chinese author (b. 1885)

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May 7

Events

• 1915 – Japanese 21 Demands Ultimatum to China (Commemorated as National Day of Humiliation)
• 1954 – Indochina War: The Battle of Dien Bien Phu ends in a French defeat and a Vietnamese victory (the battle began on March 13).
• 1999 – Kosovo War: In Federal Republic of Yugoslavia, three Chinese citizens are killed and 20 wounded when a NATO aircraft bombs the Chinese embassy in Belgrade.
• 2002 – A China Northern Airlines MD-82 plunges into the Yellow Sea, killing 112 people.

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May 8

Events

• 453 BC – The house of Zhao defeats the house of Zhi, ending the Battle of Jinyang, a military conflict between the elite families of the State of Jin during the Spring and Autumn period of China.
• 1997 – A China Southern Airlines Boeing 737 crashes on approach into Bao'an International Airport, killing 35 people.

Deaths

• 1278 – Emperor Duanzong of Song (pictured) (b. 1268)

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May 9

Births

• 1989 – Zhang Linpeng, Chinese footballer

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May 10

Events

• 28 BCE – A sunspot is observed by Han Dynasty astronomers during the reign of Emperor Cheng of Han, one of the earliest dated sunspot observations in China.
• 1948 – The Republic of China implements "temporary provisions" granting President Chiang Kai-shek extended powers to deal with the Communist uprising; they will remain in effect until 1991.

Births

• 1974 – Liu Fang, Chinese pipa player

Deaths

• 1988 – Shen Congwen, Chinese author (b. 1902)

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May 11

Events

• 868 – A copy of the Diamond Sutra is printed in China, making it oldest known dated printed book.

Deaths

• 2010 – John Fugh, Chinese-American general (b. 1934)

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May 12

Events

• 907 – Zhu Wen forces Emperor Ai into abdicating, ending the Tang dynasty after nearly three hundred years of rule.
• 2008 – An earthquake (measuring around 8.0 magnitude) occurs in Sichuan, China, killing over 69,000 people.

Births

• 1996 – You Xiaodi, Chinese tennis player

Deaths

• 1990 – Chen Kenmin, Chinese-Japanese chef (b. 1912)

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May 13

Events

• 1954 – The anti-National Service Riots, by Chinese Middle School students in Singapore, take place.
• 1992 – Li Hongzhi gives the first public lecture on Falun Gong in Changchun, China.
• 1998 – Race riots break out in Jakarta, Indonesia, where shops owned by Indonesians of Chinese descent are looted and women raped.

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May 14

Deaths

• 1991 – Jiang Qing, Chinese actress, 1st First Lady of China (b. 1914)
• 1992 – Nie Rongzhen, Chinese marshal (b. 1899)

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May 15

May 15:

• No China-related anniversaries could be found in this day.

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May 16

Events

• 1966 – The Communist Party of China issues the "May 16 Notice", marking the beginning of the Cultural Revolution.

Deaths

• 1947 – Zhang Lingfu, Chinese general (b. 1903)

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May 17

Deaths

• 290 – Emperor Wu of Jin, Chinese emperor (b. 236)
• 2010 – Walasse Ting, Chinese-American painter and poet (b. 1929)

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May 18

Events

• 1927 – After being founded for 20 years, the Government of the Republic of China approves Tongji University to be among the first national universities of the Republic of China.
• 1948 – The First Legislative Yuan of the Republic of China officially convenes in Nanjing.

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May 19

May 19:

• No China-related anniversaries could be found in this day.

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May 20

Events

• 1948 – Chiang Kai-shek is elected as the first President of the Republic of China.
• 1989 – The Chinese authorities declare martial law in the face of pro-democracy demonstrations, setting the scene for the Tiananmen Square massacre.

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May 21

Births

• 1934 – Jocasta Innes, Chinese-English journalist and author (d. 2013)

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May 22

Events

• 1926 – Chiang Kai-shek replaces communists in Kuomintang, China.

Births

• 1985 – Chrissie Chau, Chinese actress and model

Deaths

• 192 – Dong Zhuo, Chinese warlord and politician (b. 138)
• 2012 – Shiu-Ying Hu, Chinese botanist (b. 1910)

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May 23

Events

• 1951 – Tibetans sign the Seventeen Point Agreement for the Peaceful Liberation of Tibet with China.

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May 24

May 24:

• No China-related anniversaries could be found in this day.

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May 25

Events

• 1644 – Ming general Wu Sangui forms an alliance with the invading Manchus and opens the gates of the Great Wall of China at Shanhaiguan pass, letting the Manchus through towards the capital Beijing.
• 1966 – The first prominent dàzìbào during the Cultural Revolution in China is posted at Peking University.
• 1977 – Chinese government removes a decade old ban on William Shakespeare's work, effectively ending the Cultural Revolution started in 1966.
• 1999 – The United States House of Representatives releases the Cox Report which details the People's Republic of China's nuclear espionage against the U.S. over the prior two decades.

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May 26

Events

• 2008 – Severe flooding begins in eastern and southern China that will ultimately cause 148 deaths and force the evacuation of 1.3 million.

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May 27

Events

• 1644 – Manchu regent Dorgon defeats rebel leader Li Zicheng of the Shun dynasty at the Battle of Shanhai Pass, allowing the Manchus to enter and conquer the capital city of Beijing.

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May 28

Events

• 621 – Battle of Hulao: Li Shimin, the son of the Chinese emperor Gao Zu, defeats the numerically superior forces of Dou Jiande near the Hulao Pass (Henan). This victory decides the outcome of the civil war that followed the Sui dynasty's collapse in favour of the Tang dynasty.

Births

• 1140 – Xin Qiji, Chinese poet, military leader, and politician (d. 1207)

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May 29

Births

• 1988 – Cheng Fei, Chinese gymnast

Deaths

• 1425 – Hongxi Emperor of China (b. 1378)
• 1997 – George Fenneman, Chinese-American radio and television announcer (b. 1919)

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May 30

Events

• 1510 – During the reign of the Zhengde Emperor, Ming Dynasty rebel leader Zhu Zhifan is defeated by commander Qiu Yue, ending the Prince of Anhua rebellion.

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May 31

Events

• 1924 – The Soviet Union signs an agreement with the Beijing government, referring to Outer Mongolia as an "integral part of the Republic of China", whose "sovereignty" therein the Soviet Union promises to respect.

Deaths

• 1989 – Owen Lattimore, American author, educator, and influential scholar of China and Central Asia, especially Mongolia (b. 1900)

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