This is a list of
selected that appear in the "On this day" section of the anniversaries August 21 Main Page. To suggest a new item, in most cases, you can and edit this page. be bold Please read the However, if your addition might be controversial or on a day that is or will soon be on the Main Page, please post your suggestion on the selected anniversaries guidelines before making your edit. talk page instead.
Please note that the events listed on the Main Page are chosen based more on relative their subjects are. Only five to six events are posted at a time and thus not everything that is " article quality and to maintain a mix of topics, not based solely on how important or significant most important and significant" can be listed. In addition, an event is generally not posted this year if it is also the subject of the scheduled featured article, featured list or picture of the day.
To report an error when this appears on the Main Page, see
Main Page errors. Please remember that this list defers to the supporting articles, so it is best to achieve consensus and make any necessary changes there first.
Use only ONE image at a time
The Xa Loi Pagoda, one of the largest Buddhist pagodas in Vietnam
Taos 20pueblo 20c1920 20pc 96dpi.jpg
and Youth Day in Morocco;
King Mohammed's Birthday Morocco: refimprove; Mohammed VI: refimprove section
in the Philippines
Ninoy Aquino Day refimprove
1680 – Several tribes of Pueblo Indians the town of captured Santa Fe in Nuevo México.
1772 – A bloodless coup d'état led by was completed with the adoption of a new Gustav III Swedish Constitution.
1791 – A slave rebellion erupted in the French colony of Saint-Domingue, starting the .
Haitian Revolution refimprove section
1944 – Delegations from Republic of China, the Soviet Union, the United Kingdom, and the United States, met at Dumbarton Oaks in Washington, D.C. the formation of the to discuss United Nations.
1959 – Under the terms of the Hawaii Admission Act and a subsequent plebiscite, the Territory of Hawaii was officially admitted as .
the 50th U.S. state lots of CN tags
1968 – The Prague Spring, a period of political liberalization in Czechoslovakia, abruptly ended after Warsaw Pact troops , killing 72 Czechoslovaks and arresting their leader invaded the country Alexander Dubček.
1968 – Private First Class of the James Anderson Jr. U.S. Marine Corps became the first African-American Marine Corps recipient of the Medal of Honor.
kind of short
1982 – Lebanese Civil War: The first troops of landed in a multinational force Beirut to oversee the Palestine Liberation Organization withdrawal from Lebanon.
1983 – Philippine opposition leader Benigno Aquino Jr. moments after stepping off a plane at the was assassinated Manila International Airport from his self-imposed exile in the United States.
Aquino: unreferenced section; Assassination: unreferenced section, refimprove section
1140 – Song dynasty general Yue Fei defeated an army led by Jin dynasty general Wuzhu at the during the Battle of Yancheng Jin–Song Wars.
1831 – Nat Turner (pictured) in led a slave revolt Southampton County, Virginia, U.S., which was suppressed about 48 hours later.
1911 – Leonardo da Vinci's was stolen from the Mona Lisa Louvre by a museum employee and was not recovered until two years later.
1942 – World War II: The Imperial Japanese Army lost the , the first of its three major land offensives during the Battle of the Tenaru Guadalcanal Campaign.
1945 – American physicist accidentally dropped a Harry Daghlian tungsten carbide brick onto a delta phase plutonium bomb core and exposed himself to a lethal dose of neutron radiation, becoming the first known fatality due to a criticality accident 25 days later.
1986 – In the , 1,700 people and 3,500 livestock were suffocated by a cloud of Lake Nyos disaster carbon dioxide emitted during a limnic eruption at Lake Nyos in Cameroon.
1992 – United States Marshals engaged a fugitive in a shootout at , Ruby Ridge Idaho, beginning a twelve-day siege.
1993 – NASA lost contact with its spacecraft, three days before Mars Observer orbital insertion.
2007 – made landfall on the Hurricane Dean Yucatán Peninsula as a storm, causing 45 deaths and Category 5 US$1.5 billion in damage.
2013 – Syrian Civil War: Rockets containing sarin the struck opposition-controlled portions of the Ghouta suburbs of Damascus, resulting in at least 281 deaths.
2015 – Passengers in a train heading from Amsterdam to Paris, resulting in four injuries, including the attacker himself. subdued an attacker Born/died this day: (d. 1271) Alphonse, Count of Poitiers · (b. 1625) John Claypole · (d. 1775) Zahir al-Umar · (d. 1835) John MacCulloch · (b. 1927) Thomas S. Monson · (b. 1928) Art Farmer · (b. 1961) Stephen Hillenburg · (b. 1973) Sergey Brin · (b. 1984) Eve Torres · (d. 2008) Jerry Finn
Abraham Lincoln and Stephen A. Douglas
(d. 1131) Baldwin II of Jerusalem · (b. 1886) Emily Tinne · (b. 1929)