June 4th, 1989

In commemoration, here is the list of search terms blocked by Sina Weibo as reported in China Digital Times:

As of June 4, the following search terms are blocked on Weibo (not including the “search for user” function):

Individual Chinese characters:
fire (火): as in candle flame (烛火), torch (火炬), oil lamp (圣火)
candle (烛): as in [wax] candle (蜡烛), candlelight (烛光); Sina Weibo removed the candle emoticon over the weekend.
blood (血): as in bloody suppression (血腥镇压), bloody incident (流血事件)
people (民): as in People’s Liberation Army (人民解放军), democracy (民主)
movement (运): as in democracy movement (民运), student movement (学运)
move (动): as in student movement (如学生运动), memorial event (悼念活动), mobilize troops (出动军队)
government (政): as in Fang Zheng(方政), regimental commissar (团政委), one-party dictatorship (一党专政)
crush (碾): as in Fang Zheng‘s legs were crushed (方政被碾断双腿), crush and destroy (碾毁)
tǎn (坦): as in tank (坦克)
ceremony (祭): as in ceremony for Tiananmen victims (祭奠六四遇难者)

Numerals and Words Related to the Date of the Tiananmen Massacre:
8, 8 (八), eight (捌), eight: All forms of “eight” and other forms of the numbers below.
9, 9 (九), nine (玖), nine
6, 6 (六), six (陆), six
4, 4 (四), four (肆), four
23, 23 (廿三), 23 (二十三): Today is the 23rd anniversary of the massacre.
35, 35 (三十五): Netizens call today May 35th to get around the censors.

Other Related Terms:
anniversary (周年)
today (今天): searching for today’s date.
yesterday (昨天)
tomorrow (明天)
that year (那年): netizen code for 1989.
declaration (宣言): as in “Hunger Strike Declaration” (绝食宣言)
commemorate (纪念): commemorate 6.4 [as Tiananmen is frequently referred to] (纪念六四), Heroes Monument (英雄纪念碑), etc.
redress (平反): recall 6.4
Victoria Park (维园): An annual candlelight vigil is held in Hong Kong’s Victoria Park to remember the Tiananmen massacre.
park (公园)
recall (追思)
mourn (悼念): as in mourn 6.4
silent tribute (默哀)
evening event (晚会)
black clothes (黑衣): Netizens called for people to walk in the streets wearing black clothes to remember Tiananmen.
go into the street (上街)
never forget (勿忘): as in never forget 6.4 (勿忘六四), never forget the national calamity (勿忘国难)
never forget (毋忘): same as above
(Tian)anmen Mothers (（天）安门母亲)
Little Secretary (小秘书): as in the Sina Weibo “Little Secretary”
Twitter (推特): Chinese-language tweets tend to be democracy activists. During sensitive times, many share information about gatherings.
ism (主义): as in “overthrow socialism” (推翻社会主义)
autonomous (自治): as in “Peking University Student Government”（北大自治会）

Names of People Active in Tiananmen:
Bei Dao (北岛): On the eve of the Tiananmen Massacre, poet Bei Dao submitted a plea for political reform to the central government.
Yuan Mu (袁木): Former State Council Information Office spokesman and apologist for the regime. In April 1989 he spoke with 45 students in 16 high schools.
Deng Liqun (邓力群): leftist influence within the Party
Chen Xitong (陈希同): then-mayor of Beijing. He recently said Tiananmen was an avoidable tragedy.
Yan Jiaqi (严家其): sociology student who went into exile in the U.S
Han Dongfang (韩东方): Capital Autonomous Workers Federation leader during Tiananmen
Feng Congde (封从德): retested
Zhai Weimin (翟伟民): major player in the Capital Autonomous Federation of University Students
Chen Ziming (陈子明): currently a contributing writer to Deutsche Welle’s “China Observer” column