June 18
Overview
Holidays & Observances
Autistic Pride Day(International)
A day celebrating the unique strengths and identity of autistic individuals around the world.
Christianfeast day:
Bernard Mizeki(AnglicanandEpiscopal Church), Elisabeth of Schönau, Gregorio Barbarigo, Leontius, Hypatius and Theodulus, Marina the Monk(Maronite Church,Coptic Orthodox Church of Alexandria), Mark and Marcellian, June 18 (Eastern Orthodox liturgics)
A feast day in the Christian liturgical calendar commemorating several saints and martyrs across different denominations.
Foundation Day (Benguet)
A local celebration marking the establishment of Benguet province in the Philippines.
Human Rights Day (Azerbaijan)
A national observance in Azerbaijan promoting fundamental human rights and freedoms.
National Day (Seychelles)
A major public holiday celebrating Seychelles' independence and national unity.
Queen Mother's Birthday (Cambodia)
A public holiday in Cambodia honoring the birthday of the Queen Mother and her service to the nation.
Waterloo Day(United Kingdom)
A commemorative day marking the anniversary of the Battle of Waterloo, observed by British military regiments.
Bernard Mizeki(AnglicanandEpiscopal Church)
A feast day honoring Bernard Mizeki, an Anglican and Episcopal missionary martyr in Africa.
Elisabeth of Schönau
A feast day commemorating Elisabeth of Schönau, a 12th-century German Benedictine visionary and mystic.
Events
Li Yuan becomes Emperor Gaozu of Tang, initiating three centuries of Tang dynasty rule over China.
In 618, Li Yuan proclaims himself Emperor Gaozu of Tang, founding the Tang dynasty and beginning three centuries of rule over China.
Ali becomes Caliph of the Rashidun Caliphate.
In 656, Ali, cousin and son-in-law of Muhammad, becomes the fourth Rashidun Caliph, leading the early Islamic community during a period of internal strife.
Byzantine–Rus' War: A fleet of about 200 Rus' vessels sails into the Bosphorus and starts pillaging the suburbs of the Byzantine capital Constantinople.
During the Byzantine–Rus' War in 860, a fleet of around 200 Rus' ships sails into the Bosphorus and raids the suburbs of Constantinople.
Battle of Civitate: Three thousand Norman horsemen of Count Humphrey rout the troops of Pope Leo IX.
In 1053, at the Battle of Civitate, three thousand Norman horsemen under Count Humphrey rout the forces of Pope Leo IX in southern Italy.
The Parliament of Ireland meets at Castledermot in County Kildare, the first definitively known meeting of this Irish legislature.
In 1264, the Parliament of Ireland holds its first definitively recorded meeting at Castledermot, County Kildare.
A draft Byzantine–Venetian treaty is concluded between Venetian envoys and Emperor Michael VIII Palaiologos, but is not ratified by Doge Reniero Zeno.
In 1265, Venetian envoys agree a draft treaty with Byzantine Emperor Michael VIII Palaiologos, but Doge Reniero Zeno refuses ratification.
Tokhtamysh–Timur war: Battle of the Kondurcha River: Timur defeats Tokhtamysh of the Golden Horde in present-day southeast Russia.
In 1391, during the Tokhtamysh–Timur war, Timur defeats Tokhtamysh of the Golden Horde at the Battle of the Kondurcha River.
Charles VII's army defeats an English army under John Talbot at the Battle of Patay during the Hundred Years' War. The English lost 2,200 men, over half their army, crippling their efforts during this segment of the war.
On June 18, 1429, Charles VII's forces rout the English under John Talbot at the Battle of Patay during the Hundred Years' War.
Charles I is crowned King of Scots at St Giles' Cathedral, Edinburgh.
In 1633, Charles I is crowned King of Scots in a ceremony at St Giles' Cathedral in Edinburgh.
Births
Eleanor of England
Medieval English princess who became the Countess of Bar through marriage.
14th-century English princess who forged political alliances through her marriage in the Low Countries.
John V Palaiologos
14th-century Byzantine emperor who navigated civil strife and external threats.
Ottaviano Petrucci
Renaissance pioneer famed for producing the first significant music prints using movable type.
Bartolomeo Ammannati
Master Italian Mannerist architect and sculptor renowned for his bridge and fountain designs in Florence.
106th Emperor of Japan who reigned during the turbulent Sengoku period.
Maria of Portugal
16th-century Portuguese infanta and duchess celebrated for her religious and cultural patronage.
Ivan Trubetskoy
Prominent Russian field marshal instrumental in Peter the Great's military reforms.
Antonio de Literes
Spanish Baroque composer celebrated for pioneering zarzuelas and royal theater music.
Deaths
Leo III the Isaurian
A Byzantine emperor who ruled from 717 to 741 and defended Constantinople against Arab sieges.
Zhang Hao
A 10th-century Chinese general in the Yang Wu state during the Five Dynasties and Ten Kingdoms period.
A Hungarian princess who became Duchess of Bohemia and influenced Central European dynastic politics.
Elisabeth of Schönau
A German Benedictine nun and mystic known for her vivid visionary writings in the 12th century.
The 85th emperor of Japan whose brief reign in 1221 was cut short by political upheaval.
Theresa of Portugal
A Portuguese princess who became Queen consort of León and regent for her son in the 13th century.
King of Aragon and Count of Barcelona who expanded his realms during the late 13th century.
Henry XV
Duke of Lower Bavaria whose brief rule in the early 14th century was dominated by regents.
Rogier van der Weyden
A leading Flemish painter of the Northern Renaissance celebrated for his emotive religious altarpieces.