Juan Trippe
b. 1899
American businessman, founded Pan American World Airways
On This Day · The 178th day of the year
June 27
June 27 carries 10 recorded events spanning between 1806 and 2017. British forces take Buenos Aires during the first of the British invasions of the River Plate.
Compiled & reviewed by Roman Tailor · Last reviewed July 13, 2026
What happened on June 27?
June 27 is the 178th day of the year. It marks 10 notable events in history, dated between 1806 and 2017. Famous people born on June 27 include Juan Trippe, LaShawn Merritt and João Guimarães Rosa.
The shape of the day
As calendar dates go, June 27 keeps a short memory — its record stays close to the present. Most of the weight falls in the 20th century, where conflict is a recurring thread.
Cancer is the sign for June 27 — read more on the Cancer page, or see June's birthstone & birth flower.
Events
10 notable moments- 1806
Buenos Aires
British forces take Buenos Aires during the first of the British invasions of the River Plate.
- 1864
American Civil War
American Civil War: Confederate forces defeat Union forces during the Battle of Kennesaw Mountain during the Atlanta campaign.
- 1941
World War II
World War II: German troops capture the city of Białystok during Operation Barbarossa.
- 1950
Korean War
The United States decides to send troops to fight in the Korean War.
- 1957
Hurricane Audrey
Hurricane Audrey makes landfall near the Texas–Louisiana border, killing over 400 people, mainly in and around Cameron, Louisiana.
- 1977
Djibouti
France grants independence to Djibouti.
- 1991
Slovenia
Two days after it had declared independence, Slovenia is invaded by Yugoslav troops, tanks, and aircraft, starting the Ten-Day War.
- 1994
Aum Shinrikyo
Members of the Aum Shinrikyo cult release sarin gas in Matsumoto, Japan. Seven people are killed, 660 injured.
- 2007
Tony Blair
Tony Blair resigns as British Prime Minister, a position he had held since 1997. Chancellor Gordon Brown succeeds him.
- 2017
2017 Ukraine ransomware attacks
A series of powerful cyberattacks using the Petya malware target websites of Ukrainian organizations and counterparts with Ukrainian connections around the globe.
Famous birthday twins
Born on June 27LaShawn Merritt
b. 1986
American sprinter
João Guimarães Rosa
b. 1908
Brazilian physician and author
Kelly Ayotte
b. 1968
American lawyer and politician, Governor of New Hampshire
Manuel II Palaiologos
b. 1350
Byzantine emperor
Helen Keller
b. 1880
American author, academic, and activist
Krzysztof Kieślowski
b. 1941
Polish director and screenwriter
Hans Spemann
b. 1869
German embryologist and academic, Nobel Prize laureate
Deaths
- 1952Max Dehn
- 1844Joseph Smith
- 1831Sophie Germain
- 1827Johann Gottfried Eichhorn
- 1729Élisabeth Jacquet de La Guerre
- 1654Johannes Valentinus Andreae
Holidays & observances
- —Christian feast day: Arialdo
- —Christian feast day: Crescens, one of the Seventy disciples
- —Christian feast day: Cyril of Alexandria (Coptic Church, Roman Catholic Church, Anglican Communion and Lutheran Church)
- —Christian feast day: Hemma of Gurk
- —Christian feast day: Ladislaus I of Hungary
- —Christian feast day: Our Lady of Perpetual Help
- —Christian feast day: Sampson the Hospitable
- —Christian feast day: Zoilus
Historical facts, event summaries, and biographical lines above are adapted from Wikipedia under the Creative Commons Attribution-ShareAlike (CC BY-SA) license. DateLore adds curation, structure, and original editorial commentary. DateLore is not affiliated with the Wikimedia Foundation.
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