This is a list of
selected that appears on the "On this day" section of the Main Page. To suggest a new item, in most cases you can August 9 anniversaries and edit this page. be bold Please read the However, if your addition might be controversial, or on a day that is or soon will 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 not generally posted this year if it is also the subject of the scheduled August 9, 2019 featured article or the August 9, 2019 featured picture.
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A picture of the Fat Man nuclear device
Interior of the Sistine Chapel
North and east walls of the Sistine Chapel
Resignation letter of Richard Nixon
in Singapore ( National Day 1965);
48 BC – Julius Caesar and the Populares defeated Pompey and the Optimates at the , solidifying his control over the Battle of Pharsalus Roman Republic.
needs more footnotes, unreferenced sections
378 – A large Roman army led by Emperor Valens was destroyed by the Goths in the .
Battle of Adrianople unreferenced section
1173 – Construction began on a campanile, which would eventually become the .
Leaning Tower of Pisa lots of CN tags
1842 – The was signed, clarifying the Webster–Ashburton Treaty Canada–United States border between Lake Superior and the Lake of the Woods, and the location of the Maine– New Brunswick border.
1483 – The first mass in the in the Sistine Chapel Vatican City was celebrated.
1854 – Henry David Thoreau published , his account of having spent two years living mostly in isolation on the shores of Walden Walden Pond near Concord, Massachusetts, U.S.
1862 – American Civil War: After nearly being driven from the field in the early part of the , Battle of Cedar Mountain Confederate troops counterattacked and achieved a victory.
Section needs expansion
1965 – Malaysia expelled the state of Singapore (flag pictured) from its federation due to heated ideological conflict between their respective ruling parties.
History: refimprove; Singapore: expansion
1969 – Followers of cult leader Charles Manson murdered pregnant actress and four others in her home in Sharon Tate Benedict Canyon, Los Angeles, California.
references missing page numbers
: August 9 ; International Day of the World's Indigenous Peoples in South Africa
National Women's Day
(d. 1601) Michael the Brave · (b. 1878) Eileen Gray · (b. 1922)