1089 August 1089 August 15th, 1089

Born on August 15th, 1089

Weekday

Thursday

August 15th, 1089 was a Thursday.

Age

936

People born on August 15th, 1089 will turn 937 this year (2026), in exactly 21 days .

Zodiac

♌

Leo (The Lion)

July 23rd, 1089 - August 23rd, 1089

Age in days, weeks and months
Wow, over 342,000 days old!

Why not celebrate an alternative birthday? In 789 days, exactly on September 21st, 2028, people who were born on August 15th, 1089 will be 343,000 days old!

342,211 Days

48,887 Weeks

11,243 Months

... in seconds, minutes and hours

Seconds
Minutes
Hours

What happened on August 15th?

College of William & Mary August 15th, 1772

The College of William & Mary awards its first bachelor's degrees and gold Botetourt Medals to Nathaniel Burwell and James Madison.
Free Aceh Movement August 15th, 2005

The Helsinki Agreement between the Free Aceh Movement and the Government of Indonesia was signed, ending more than 28 years of fighting.
The Troubles August 15th, 1998

The Troubles: A car bomb attack carried out by the Real Irish Republican Army killed 29 people and injured approximately 220 others in Omagh, Northern Ireland.
15 August 1975 Bangladeshi coup d'état August 15th, 1975

Mid-ranking army officers overthrew Bangladesh's founding leader, Sheikh Mujibur Rahman (pictured), killing him and most of his family.
Fulbert Youlou August 15th, 1963

President Fulbert Youlou was overthrown in the Republic of Congo, after a three-day uprising in the capital.
Jawaharlal Nehru August 15th, 1947

Jawaharlal Nehru (pictured) took office as the first prime minister of India, a post he held for 16 years.
World War II August 15th, 1944

World War II: Allied forces began Operation Dragoon, their invasion of southern France.
World War II August 15th, 1942

World War II: The tanker SS Ohio reached Malta as part of an operation to deliver much-needed supplies during the siege of Malta.
Josef Jakobs August 15th, 1941

Josef Jakobs, a German spy, became the last person executed at the Tower of London.
Goudi coup August 15th, 1909

A military coup against the government of Dimitrios Rallis began in the neighbourhood of Goudi in Athens, Greece.
War of 1812 August 15th, 1812

War of 1812: Potawatomi warriors ambushed a United States Army convoy after it had evacuated Fort Dearborn (site pictured), in present-day Chicago, and razed the fort.
Byzantine–Ottoman wars August 15th, 1461

Byzantine–Ottoman wars: The Empire of Trebizond, the longest-surviving Byzantine successor state, was conquered by Ottoman forces following a month-long siege.
Michael VIII Palaiologos August 15th, 1261

Michael VIII Palaiologos was crowned Byzantine emperor in Constantinople.
Stephen I of Hungary August 15th, 1038

Upon the death of his uncle Stephen I, Peter (depicted) became the second king of Hungary.
Umayyad Caliphate August 15th, 0718

Forces of the Umayyad Caliphate abandoned a year-long siege of Constantinople, ending their goal of conquering the Byzantine Empire.

Public holidays on August 15th

Fixed holidays (Christian feast day, Independence Day, celebrates the independence of Korea from Japan in 1945, The main day of Bon Festival , Victory over Japan Day) which are celebrated on August 15th.

Armed Forces Day (Poland)
en.wikipedia.org/wiki/Armed_Forces_Day_(Poland)
Altfrid
Christian feast dayen.wikipedia.org/wiki/Altfrid
Alypius of Thagaste
Christian feast dayen.wikipedia.org/wiki/Alypius_of_Thagaste
Christian feast day: Feast day of the Assumption of Mary, one of the Catholic holy days of obligation. (a public holiday in Austria, Belgium, Benin, Bosnia, Burundi, Cameroon, Chile, Colombia, Croatia, Cyprus, France, some states in Germany, Greece, Guatemala, Italy, Ivory Coast, Lebanon, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malta, Mauritius, Paraguay, Poland, Portugal, Romania, Senegal, Seychelles, Slovenia, Spain, Switzerland, Togo, and Vanuatu); and its related observances: Virgin of Candelaria, patron of the Canary Islands. (Tenerife, Spain)
en.wikipedia.org/wiki/Virgin_of_Candelaria
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Ferragosto (Italy)
en.wikipedia.org/wiki/Ferragosto
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Lady's Day (Ireland)
en.wikipedia.org/wiki/Lady_Day
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Māras (Latvia)
en.wikipedia.org/wiki/Māras
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Mother's Day (Antwerp and Costa Rica)
en.wikipedia.org/wiki/Mother's_Day
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) National Acadian Day (Acadians)
en.wikipedia.org/wiki/National_Acadian_Day
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Navy Day (Romania)
en.wikipedia.org/wiki/Navy_Day
Christian feast day: Feast of the Dormition of the Theotokos (Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches) Virgin of Candelaria, patron of the Canary Islands. (Tenerife, Spain)
en.wikipedia.org/wiki/Virgin_of_Candelaria
San La Muerte (Paraguayan Folk Catholicism)
Christian feast dayen.wikipedia.org/wiki/San_La_Muerte
Santa Muerte (Mexican Folk Catholicism)
Christian feast dayen.wikipedia.org/wiki/Santa_Muerte
Tarcisius
Christian feast dayen.wikipedia.org/wiki/Tarcisius
August 15 (Eastern Orthodox liturgics)
Christian feast dayen.wikipedia.org/wiki/August_15_(Eastern_Orthodox_liturgics)
Constitution Day (Equatorial Guinea)
en.wikipedia.org/wiki/Public_holidays_in_Equatorial_Guinea
Founding of Asunción (Paraguay)
en.wikipedia.org/wiki/Public_holidays_in_Paraguay
Gwangbokjeol, "Independence Day" (South Korea)
Independence Day, celebrates the independence of Korea from Japan in 1945en.wikipedia.org/wiki/National_Liberation_Day_of_Korea
Jogukhaebangui nal, "Fatherland Liberation Day" (North Korea)
Independence Day, celebrates the independence of Korea from Japan in 1945en.wikipedia.org/wiki/National_Liberation_Day_of_Korea
Independence Day, celebrates the independence of India from the United Kingdom in 1947.
en.wikipedia.org/wiki/Independence_Day_(India)
Independence Day, celebrates the independence of the Republic of the Congo from France in 1960.
en.wikipedia.org/wiki/Public_holidays_in_the_Republic_of_the_Congo
National Day (Liechtenstein)
en.wikipedia.org/wiki/Public_holidays_in_Liechtenstein
National Day of Mourning (Bangladesh)
en.wikipedia.org/wiki/National_Mourning_Day_(Bangladesh)
The first day of Flooding of the Nile, or Wafaa El-Nil (Egypt and Coptic Church)
en.wikipedia.org/wiki/Flooding_of_the_Nile
Awa Dance Festival (Tokushima Prefecture)
The main day of Bon Festival (Japan), and its related observancesen.wikipedia.org/wiki/Awa_Dance_Festival
End-of-war Memorial Day, when the National Memorial Service for War Dead is held (Japan)
Victory over Japan Day (United Kingdom), and its related observancesen.wikipedia.org/wiki/Memorial_Ceremony_for_the_War_Dead
Christian feast day: Feast day of the Assumption of Mary, one of the Catholic holy days of obligation (a public holiday in Austria, Belgium, Benin, Bosnia, Burundi, Cameroon, Chile, Colombia, Croatia, Cyprus, France, some states in Germany, Greece, Guatemala, Italy, Ivory Coast, Lebanon, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malta, Mauritius, Paraguay, Poland, Portugal, Romania, Senegal, Seychelles, Slovenia, Spain, Switzerland, Togo, and Vanuatu); and its related observances: Virgin of Candelaria, patron of the Canary Islands. (Tenerife, Spain)
en.wikipedia.org/wiki/Virgin_of_Candelaria
Victory Day (Afghanistan), celebrating the 2021 Fall of Kabul
en.wikipedia.org/wiki/Victory_Day_(Taliban)

Date as a Roman numeral / digit

XV.VIII.MLXXXIX

15.8.1089

Legend

M = 1000L = 50X = 10IX = 9V = 5I = 1

Leap year

No: With 365 days 1089 is a normal year and no leap year.

Calendar
August 1089

August 1089

w# Mo Tu We Th Fr Sa Su
31 1234
32 567891011
33 12131415161718
34 19202122232425
35 262728293031

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14. August 1089
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