This is a list of selected August 7 anniversaries that appear in the "On this day" section of the Main Page. To suggest a new item, in most cases, you can be bold and edit this page. Before doing so, please review the selected anniversaries guidelines. If your suggestion is potentially controversial or relates to a day currently or soon to appear on the Main Page, post it on the talk page instead.
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- Events listed on the Main Page are selected based on article quality and to provide a diverse range of topics, rather than solely on the importance or significance of the events.
- Only four or five events are featured each day; therefore, not all important or significant events can be included.
- An event is generally excluded if it is already the subject of the scheduled featured article, featured list or picture of the day.
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August 7: Qi Xi in the Chinese lunar calendar (2008); Assyrian Martyrs Day; Independence Day in Côte d'Ivoire
- 1679 – Le Griffon, a brigantine by René-Robert de LaSalle, became the first sailing ship to navigate the Great Lakes.
- 1782 – The Badge of Military Merit (pictured), the original Purple Heart, was established as a military decoration in the Continental Army.
- 1933 – Many of an estimated 3,000 Assyrians were slaughtered by Iraqi troops during the Simele massacre in the Dahuk and Mosul districts.
- 1947 – An expedition led by Norwegian explorer Thor Heyerdahl on his raft the Kon-Tiki completed a 101–day journey across the Pacific Ocean.
- 1998 – Car bombs simultaneously exploded at the United States embassies in the East African capital cities of Dar es Salaam, Tanzania and Nairobi, Kenya, killing over 200 people and injuring over 4,500 others.