UK story
Norman mercenaries landed at Bannow Bay in Leinster, beginning the Norman invasion of Ireland.
160 things happened on 1 May, from AD 305 to 2026. UK stories come first, then the rest of the world.
UK history first: stories from England, Scotland, Wales and Northern Ireland.
UK story
Norman mercenaries landed at Bannow Bay in Leinster, beginning the Norman invasion of Ireland.
UK story
Wars of Scottish Independence end: By the Treaty of Edinburgh–Northampton, England recognises Scotland as an independent state.
UK story
Scottish Royal forces loyal to King James II defeat a rebel army of the Black Douglases in the battle of Arkinholm.
UK story
Francis Nicholson and James Blair organize five May Day orations given by students of the College of William & Mary, leading to the establishment of Williamsburg as Virginia's new capital.
UK story
Under the terms of the Acts of Union, the Kingdoms of England and Scotland merged to form the Kingdom of Great Britain, with a single parliament and government based in Westminster.
UK story
The Slave Trade Act 1807 takes effect, abolishing the slave trade within the British Empire.
UK story
Queen Victoria opens The Great Exhibition at The Crystal Palace in London.
UK story
Second World War: British and Indian forces conducted a successful airborne assault on a Japanese artillery battery during the advance to liberate Rangoon, Burma.
UK story
Operation Black Buck: The Royal Air Force attacks the Argentine Air Force during the Falklands War.
UK story
The Horncastle boar's head (pictured), which probably once formed part of the crest of an Anglo-Saxon helmet, was found.
Diocletian and Maximian retired as co-rulers of the Roman Empire, being succeeded by Galerius and Constantius Chlorus.
A synod in Carthage condemns Pelagianism.
The Nea Ekklesia church in Constantinople, on which many later cross-in-square Eastern Orthodox churches were based, was consecrated.
Stephen Báthory and Anna Jagiellon were crowned as the elected rulers of the Polish–Lithuanian Commonwealth.
Dutch–Portuguese War: Portuguese and Spanish forces recaptured the Brazilian city of Bahia, which had previously been captured by the Dutch Republic.
Publication of Species Plantarum by Linnaeus, and the formal start date of plant taxonomy adopted by the International Code of Botanical Nomenclature.
The Marriage of Figaro (audio featured), an opera buffa by Wolfgang Amadeus Mozart, premiered at the Burgtheater in Vienna.
War of the Pyrenees: France regained nearly all the land it lost to Spain the previous year with its victory in the Second Battle of Boulou.
American Civil War: The Battle of Chancellorsville between Robert E. Lee's Confederate Army of Northern Virginia and the Union Army of the Potomac under Joseph Hooker begins.
American Civil War: During the Vicksburg campaign, Union forces under Ulysses S. Grant win the Battle of Port Gibson and establish a firm presence on the east side of the Mississippi River.
The Empire of Brazil, Argentina, and Uruguay sign the Treaty of the Triple Alliance.
Moses Fleetwood Walker (pictured), the last African American in Major League Baseball until Jackie Robinson, played his first game for the Toledo Blue Stockings.
The original Chicago Board of Trade Building opened for business.
On Labor Day in Catania, Sicily, workers establish the first successful Fascio Siciliano, launching a movement of peasants and laborers protesting poverty, landlordism, taxation, and economic hardship across Sicily.
Coxey's Army, the first significant American protest march, arrives in Washington, D.C.
The Ramakrishna Mission was founded by Swami Vivekananda to serve as the humanitarian counterpart to the Hindu monastic order Ramakrishna Math.
New York City's Empire State Building (pictured), at the time the tallest building in the world, opened.
Citizen Kane, a widely acclaimed film by actor and director Orson Welles, premiered.
Start of three-year Pilbara strike of Indigenous Australians.
Gwendolyn Brooks became the first African American to receive the Pulitzer Prize for Poetry.
Angolan Civil War: The MPLA and UNITA agree to the Bicesse Accords, which are formally signed on May 31 in Lisbon.
The Labour Party wins the 1997 General Election and Tony Blair is elected as Prime Minister.
Invasion of Iraq: In what becomes known as the "Mission Accomplished" speech, on board the USS Abraham Lincoln (off the coast of California), U.S. President George W. Bush declares that "major combat operations in Iraq have ended".
Cyprus, Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia, and Slovenia join the European Union, celebrated at the residence of the Irish President in Dublin.
Pope John Paul II is beatified by his successor, Pope Benedict XVI.
Syrian civil war: The Syrian Democratic Forces (SDF) resumes the Deir ez-Zor campaign in order to clear the remnants of the Islamic State of Iraq and the Levant (ISIL) from the Iraq–Syria border.
Naruhito ascends to the throne of Japan succeeding his father Akihito, beginning the Reiwa period.
The 2024 Loblaw boycott, a Canadian boycott against retail corporation and grocer Loblaw Companies, begins.
After a ransomware attack by the group ShinyHunters, the education platform Canvas operated by private company Instructure, goes offline, affecting thousands of educational institutions.
Every answer is somewhere on this page. Have a go, then check!
In which year did this happen: “Under the terms of the Acts of Union, the Kingdoms of England and Scotland”?
C: 1707. 1707 — that’s 319 years ago. Find it on the page
In which year did this happen: “Queen Victoria opens The Great Exhibition at The Crystal Palace in London”?
B: 1851. 1851 — that’s 175 years ago. Find it on the page
Which of these happened first?
B: Norman mercenaries landed at Bannow Bay in Leinster, beginning the Norman. 1851: Queen Victoria opens The Great Exhibition at The Crystal Palace in London · 1169: Norman mercenaries landed at Bannow Bay in Leinster, beginning the Norman · 1707: Under the terms of the Acts of Union, the Kingdoms of England and Scotland Find it on the page
“Norman mercenaries landed at Bannow Bay in Leinster, beginning the Norman” happened in 1169. How many years ago was that?
C: 857 years. 2026 − 1169 = 857. Find it on the page
Famous people whose birthday is 1 May.
Well-known people who died on 1 May.
Festivals, holidays and saints’ days celebrated on 1 May 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 “May 1” 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.