May 27
Overview
Holidays & Observances
Armed Forces Day (Nicaragua)
A national holiday in Nicaragua honoring the country's military personnel and commemorating their founding each May 27.
Children's Day (Nigeria)
A national observance in Nigeria dedicated to celebrating children and promoting their rights and welfare on May 27.
Christianfeast day:
Augustine of Canterbury, BlessedLojze Grozde, Bruno of Würzburg, Eutropius of Orange, Hildebert, Julius the Veteran, May 27 (Eastern Orthodox liturgics)
A series of Christian feast days commemorating several saints and liturgical observances on May 27.
Mother's Day (Bolivia)
An annual celebration in Bolivia honoring mothers for their love and sacrifices, observed on May 27.
Navy Day (Japan)
A commemorative day in Japan marking the foundation of its naval forces, observed with ceremonies and ship displays on May 27.
Slavery Abolition Day(Guadeloupe,Saint Barthélemy,Saint Martin)
An annual holiday in Guadeloupe, Saint Barthélemy, and Saint Martin commemorating the abolition of slavery on May 27.
Start ofNational Reconciliation Week(Australia)
The beginning of Australia's National Reconciliation Week, running from May 27 to June 3 to foster positive relationships between Indigenous and non-Indigenous Australians.
Augustine of Canterbury
A feast day honoring Augustine of Canterbury, the first Archbishop of Canterbury and missionary to Anglo-Saxon England, on May 27.
BlessedLojze Grozde
A feast day commemorating Blessed Lojze Grozde, a young Slovenian martyr who died for his faith, on May 27.
Events
Count Emicho enters Mainz, where his followers massacre Jewish citizens. At least 600 Jews are killed.
In May 1096, crusader bands led by Count Emicho descended on Mainz and carried out a brutal pogrom against its Jewish population, killing at least 600 men, women, and children.
Richard III of Capua is anointed as Prince two weeks before his untimely death.
Richard III of Capua was ceremonially anointed Prince in 1120, only to die unexpectedly two weeks later.
Malcolm IV becomes King of Scotland.
At just twelve years old, Malcolm IV ascended the Scottish throne in 1153 following the death of his grandfather, King David I.
John is crowned King of England.
John, youngest son of Henry II, was crowned King of England on this day in 1199, beginning a reign that would ultimately lead to the Magna Carta.
Richard of Cornwall, and his wife, Sanchia of Provence, are crowned King and Queen of the Germans at Aachen Cathedral.
Richard of Cornwall and his wife Sanchia of Provence were crowned King and Queen of the Romans at Aachen Cathedral in 1257, marking his election as German monarch.
Manchu regent Dorgon defeats rebel leader Li Zicheng of the Shun dynasty at the Battle of Shanhai Pass, allowing the Manchus to enter and conquer the capital city of Beijing.
In 1644, Manchu regent Dorgon routed rebel leader Li Zicheng at Shanhai Pass, paving the way for Qing forces to seize Beijing and establish their dynasty.
Tsar Peter the Great founds the city of Saint Petersburg.
Peter the Great officially founded Saint Petersburg in 1703 on the Neva River delta as Russia’s new 'window to Europe'.
The Pitt–Tierney duel takes place on Putney Heath outside London. A bloodless duel between the Prime Minister of Great Britain William Pitt the Younger and his political opponent George Tierney.
On Putney Heath in 1798, Prime Minister William Pitt the Younger and opposition leader George Tierney faced off in a pistol duel that ended without injury.
The Battle of Oulart Hill takes place in Wexford, Ireland; Irish rebel leaders defeat and kill a detachment of militia.
During the Irish Rebellion of 1798, United Irishmen rebels achieved a dramatic victory against government militia at Oulart Hill near Wexford.
Births
Emperor Dezong of Tang was the sixth emperor of the Chinese Tang dynasty, ruling from 779 to 805.
Ibn Khaldun
Ibn Khaldun was a 14th-century Tunisian historian, philosopher, and sociologist, often regarded as a pioneer of modern historiography and social science.
Zhu Quan
Zhu Quan, Prince of Ning, was a Ming dynasty prince celebrated as a military commander, historian, and playwright.
Girolamo Mei
Girolamo Mei was a 16th-century Italian historian and theorist whose research into ancient Greek drama played a key role in the birth of opera.
Louis IV
Louis IV was Landgrave of Hesse-Marburg, a German prince who navigated the complexities of Reformation-era politics in the Holy Roman Empire.
Caspar Schoppe
Caspar Schoppe was a German scholar and polemicist known for his influential writings during the early 17th century.
Michael Altenburg
Michael Altenburg was a German Lutheran theologian and composer, celebrated for his sacred vocal music in the early Baroque era.
Antoine Daniel
Saint Antoine Daniel was a French Jesuit missionary who evangelized among the Huron people in New France and was martyred in 1648.
William II
William II was Prince of Orange and stadtholder of the Dutch Republic, known for his military leadership and political influence.
Deaths
Procopius
Roman noble who led a rebellion against Emperor Valens in 366.
Murong Bao
Emperor of the Later Yan dynasty who struggled to defend his realm during internal strife.
Eutropius
5th-century bishop of Orange known for his spiritual guidance in Gaul.
King of Asturias who defended his kingdom against Viking raids and internal revolts.
First Bulgarian emperor who presided over a cultural and territorial golden age.
Dirk III
Count of Holland who established his power base and minted the first local coinage.
Bruno of Würzburg
Imperial chancellor of Italy and bishop known for his diplomatic and ecclesiastical roles.
Godfrey van Rhenen
Bishop of Utrecht who managed both spiritual duties and temporal lordship.
William de Warenne
Anglo-Norman nobleman who held significant estates and served the English crown.