June 10
Overview
Holidays & Observances
World Art Nouveau Day(Worldwide)
A day celebrating the richness and beauty of Art Nouveau design, observed worldwide each June 10.
Christianfeast day:
Bardo, Getulius, Amancius and Cerealus, Guardian Angel of Portugal, John of Tobolsk(Russian Orthodox Church), Landry of Paris, Maurinus of Cologne, Maximus of Aveia (or of Aquila), Maximus of Naples, Olivia, June 10 (Eastern Orthodox liturgics)
Commemorates the feast days of several saints and holy figures across Christian traditions.
Portugal Day, also Day of Camões (Portugaland thePortuguese communities)
The national day of Portugal celebrating the legacy of Luís de Camões and Portuguese heritage worldwide.
Bardo
Getulius, Amancius and Cerealus
Guardian Angel of Portugal
John of Tobolsk(Russian Orthodox Church)
Landry of Paris
Maurinus of Cologne
Events
Emperor Tenji of Japan introduces a water clock (clepsydra) called Rokoku. The instrument, which measures time and indicates hours, is placed in the capital of Ōtsu.
In 671, Emperor Tenji introduced the clepsydra water clock Rokoku in Ōtsu, marking a significant advancement in Japanese timekeeping.
Third Crusade: Frederick I Barbarossa drowns in the river Saleph while leading an army to Jerusalem.
During the Third Crusade in 1190, Emperor Frederick I Barbarossa tragically drowned in the Saleph River while leading his forces to the Holy Land.
Pope Honorius III issues the bull Vineae Domini custodes in which he approves the mission of Dominican friars to Morocco.
Pope Honorius III issued the papal bull Vineae Domini custodes in 1225, authorizing Dominican friars to undertake missionary work in Morocco.
The Battle of Pelekanon is the last attempt of the Byzantine Empire to retain its cities in Asia Minor.
In 1329, the Byzantine Empire made its final attempt to defend its Asian territories at the Battle of Pelekanon against the Ottomans.
Battle of Mello: The peasant forces of the Jacquerie are crushed by the army of the French nobility.
On June 10, 1358, French nobility decisively crushed the Jacquerie peasant uprising at the Battle of Mello.
Copenhagen is surrounded by the army of Frederick I of Denmark, as the city will not recognise him as the successor of Christian II of Denmark.
Frederick I of Denmark’s forces besieged Copenhagen in 1523 after the city refused to recognize him as the new monarch.
Council of Trent: Pope Paul III sends out letters to his bishops, delaying the Council due to war and the difficulty bishops had traveling to Venice.
In 1539, Pope Paul III postponed the opening of the Council of Trent, citing war and travel difficulties for attending bishops.
Willem Barents and Jacob van Heemskerk discover Bear Island.
Dutch explorers Willem Barents and Jacob van Heemskerk discovered Bear Island in the Arctic during their 1596 voyage seeking a Northeast Passage.
Thirty Years' War: Battle of Záblatí, a turning point in the Bohemian Revolt.
The Battle of Záblatí in 1619, part of the Thirty Years’ War, marked a key defeat for the Bohemian Revolt forces.
Births
Emperor Uda was the 59th emperor of Japan, reigning from 887 to 897 and famed for his support of scholarship and peaceful abdication.
Abu al-Wafa' Buzjani
Abu al-Wafa' Buzjani was a Persian mathematician and astronomer known for advancing trigonometry in the 10th century.
Fakhr-al-Din Iraqi
Fakhr-al-Din Iraqi was a Persian Sufi poet and philosopher celebrated for his mystical poetry and metaphysical writings.
Mercurino Gattinara
Mercurino Gattinara was an Italian statesman and jurist who served as Grand Chancellor to Emperor Charles V.
Louis
Louis, Duke of Montpensier, was a French nobleman and military leader involved in the Wars of Religion.
Leandro Bassano
Leandro Bassano was an Italian Mannerist painter known for his religious scenes and portraits in late 16th-century Venice.
Esprit Fléchier
Esprit Fléchier was a French bishop and renowned author, celebrated for his elegant funeral orations and sermons.
James Francis Edward Stuart
James Francis Edward Stuart, known as the ‘Old Pretender,’ was a Jacobite claimant to the English and Scottish thrones.
Princess Caroline of Great Britain was the fifth daughter of King George II, remembered for her gentle nature and scholarly interests.
Deaths
Julia Drusilla
Roman princess and sister of Emperor Caligula known for her prominence in the Julio-Claudian dynasty.
Liu Bei
Founder and first emperor of the Shu Han Kingdom during China’s Three Kingdoms period.
The ninth emperor of China’s Tang dynasty who ruled from 762 to 779.
Abul Abbas al-Saffah
First caliph of the Abbasid dynasty and founder of the Abbasid Caliphate.
Odo I
Frankish nobleman and regional count who served under the Carolingian rulers.
Cheng Rui
Tang-era warlord and military governor of the Jingnan Circuit.
Dong Zhang
Tang dynasty general and regional governor who wielded significant power in Sichuan.
Liu Yan
Founder and emperor of the Southern Han Kingdom during the Five Dynasties and Ten Kingdoms period.
Ernest
Margrave of Austria who governed the Eastern March in the 11th century.