UK story
Viking activity in the British Isles: A coalition of native Irish, led by Niall Glúndub, failed in their attempt to drive the Vikings of the Uí Ímair from Ireland.
141 things happened on 14 September, from AD 23 to 2025. UK stories come first, then the rest of the world.
UK history first: stories from England, Scotland, Wales and Northern Ireland.
UK story
Viking activity in the British Isles: A coalition of native Irish, led by Niall Glúndub, failed in their attempt to drive the Vikings of the Uí Ímair from Ireland.
UK story
An army of queen Matilda defeats and disperses an army of empress Matilda which was besieging Winchester. Robert of Gloucester is captured and exchanged for king Stephen, husband of queen Matilda.
UK story
Battle of Homildon Hill: An invading Scottish army under Murdoch Stewart, Duke of Albany and Archibald, Earl Douglas is decimated by a contingent of 500 English archers under the command of George, Earl of March and Henry Percy, 1st Earl of Northumberland.
UK story
Bishop Gore School, one of the oldest schools in Wales, is founded.
UK story
George Frideric Handel completes his oratorio Messiah.
UK story
Under the terms of the Calendar (New Style) Act 1750, the British Empire adopted the Gregorian calendar, skipping 11 days of the month.
UK story
Seneca warriors defeat British forces at the Battle of Devil's Hole during Pontiac's War.
UK story
Late-2000s financial crisis: The Northern Rock bank received a liquidity support facility from the Bank of England, sparking a bank run—the United Kingdom's first in 150 years.
Domitian, the last Flavian emperor of Rome, was confirmed by the Senate to succeed his brother Titus.
Bardas Phokas the Younger rebels against Byzantine emperor Basil II and declares himself emperor.
Roger of Salerno's Crusader army defeats a numerically superior Seljuk army in the battle of Sarmin
Genpei War: In the Battle of Ishibashiyama in Japan, the new military commander of the Minamoto clan, Minamoto no Yoritomo, is routed by Ōba Kagechika of the Taira clan.
Maria of Montferrat, Queen of Jerusalem, marries French baron John of Brienne, who is later crowned king on 30 October in Tyre.
The first recorded instance of the Catholic practice of perpetual Eucharistic adoration formally begins in Avignon, France.
Morean War: the Battle of Kalamata ends in a Venetian victory over the forces of the Ottoman Empire under the Kapudan Pasha.
António Manoel de Vilhena, Grand Master of the Knights Hospitaller, laid the first stone of Fort Manoel in Malta.
American Revolutionary War: Review of the French troops under General Rochambeau by General George Washington at Verplanck's Point, New York.
The Papal States lose Avignon to Revolutionary France.
Finnish War: Russians defeat the Swedes at the Battle of Oravais.
Napoleonic Wars: The French Grande Armée enters Moscow. The Fire of Moscow begins as soon as Russian troops leave the city.
Battle of Baltimore: The poem Defence of Fort McHenry is written by Francis Scott Key. The poem is later used as the lyrics of The Star-Spangled Banner.
The Ottoman Empire signs the Treaty of Adrianople with Russia, thus ending the Russo-Turkish War.
American Civil War: The Battle of South Mountain, part of the Maryland Campaign, is fought.
American Civil War: The Little Rock campaign ended with the Union Army capturing Little Rock, Arkansas.
HMAS AE1 (pictured), the Royal Australian Navy's first submarine, was lost at sea; its wreck was not found until 2017.
The Russian Empire is formally replaced by the Russian Republic.
World War II: The Estonian military boards the Polish submarine ORP Orzeł in Tallinn, sparking a diplomatic incident that the Soviet Union will later use to justify the annexation of Estonia.
World War II: Maastricht becomes the first Dutch city to be liberated by allied forces.
The Indian Army captures the city of Aurangabad as part of Operation Polo.
The first two German post-war rockets, designed by the German engineer Ernst Mohr, reach the upper atmosphere.
The Organization of Petroleum Exporting Countries (OPEC) is founded.
Congo Crisis: Mobutu Sese Seko seizes power in a military coup, suspending parliament and the constitution.
The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI.
Joe Kittinger becomes the first person to fly a gas balloon alone across the Atlantic Ocean.
Penang Bridge, the longest bridge in Malaysia, connecting the island of Penang to the mainland, opens to traffic.
The Constitutional Court of Bosnia and Herzegovina declares the breakaway Croatian Republic of Herzeg-Bosnia to be illegal.
The Constitutional Court of Bosnia and Herzegovina declared the breakaway Croatian Republic of Herzeg-Bosnia to be unconstitutional.
The rest of the Major League Baseball season is canceled because of a strike.
Telecommunications companies MCI Communications and WorldCom complete their $37 billion merger to form MCI WorldCom.
Kiribati, Nauru and Tonga join the United Nations.
Microsoft releases Windows Me.
In a referendum, Estonia approves joining the European Union.
Physicists of the LIGO and Virgo projects first observed gravitational waves, the existence of which was predicted by Henri Poincaré in 1905.
Drone attacks on major processing facilities at Abqaiq and Khurais forced Saudi Arabia to cut more than half of its oil production.
Every answer is somewhere on this page. Have a go, then check!
In which year did this happen: “Late-2000s financial crisis: The Northern Rock bank received a liquidity”?
B: 2007. 2007 — that’s 19 years ago. Find it on the page
In which year did this happen: “George Frideric Handel completes his oratorio Messiah”?
C: 1741. 1741 — that’s 285 years ago. Find it on the page
Which of these happened first?
C: George Frideric Handel completes his oratorio Messiah. 1752: Under the terms of the Calendar (New Style) Act 1750, the British Empire · 2007: Late-2000s financial crisis: The Northern Rock bank received a liquidity · 1741: George Frideric Handel completes his oratorio Messiah Find it on the page
“Under the terms of the Calendar (New Style) Act 1750, the British Empire” happened in 1752. How many years ago was that?
B: 274 years. 2026 − 1752 = 274. Find it on the page
Famous people whose birthday is 14 September.
Well-known people who died on 14 September.
Festivals, holidays and saints’ days celebrated on 14 September somewhere in the world.
Content note: these entries mention things like war, violence, deaths, disasters or crime. They are part of history, but they can be upsetting. Grown-ups and teachers: you may want to read them first. They come straight from Wikipedia and have not been rewritten for children.
Stories with a heading have been written for young readers by A Day in the Past, using the linked articles as sources. Other entries show text from Wikipedia’s “September 14” page and its “On this day” feed, written by Wikipedia contributors and shared under the Creative Commons Attribution-ShareAlike 4.0 licence. Each “Read more” link goes to the article an entry is based on. Photos are credited under each picture. Spotted a mistake? Please tell us.