Events on May 30 54
Year 1416
The Council of Constance, called by Emperor Sigismund, a supporter of Antipope John XXIII, burns Jerome of Prague following a trial for heresy.
Year 1431
Hundred Years' War: In Rouen, France, the 19-year-old Joan of Arc is burned at the stake by an English-dominated tribunal. The Roman Catholic Church remembers this day as the celebration of Saint Joan of Arc.
Year 1434
Hussite Wars: Battle of Lipany: Effectively ending the war, Utraquist forces led by Diviš Bořek of Miletínek defeat and almost annihilate Taborite forces led by Prokop the Great.
Year 1510
During the reign of the Zhengde Emperor, Ming dynasty rebel leader Zhu Zhifan is defeated by commander Qiu Yue, ending the Prince of Anhua rebellion.
Year 1536
King Henry VIII of England marries Jane Seymour, a lady-in-waiting to his first two wives.
Year 1539
In Florida, Hernando de Soto lands at Tampa Bay with 600 soldiers with the goal of finding gold.
Year 1588
The last ship of the Spanish Armada sets sail from Lisbon heading for the English Channel.
Year 1642
From this date all honors granted by Charles I are retroactively annulled by Parliament.
Year 1814
Napoleonic Wars: War of the Sixth Coalition: The Treaty of Paris (1814) is signed returning French borders to their 1792 extent. Napoleon is exiled to Elba.
Year 1815
The East Indiaman Arniston is wrecked during a storm at Waenhuiskrans, near Cape Agulhas, in present-day South Africa, with the loss of 372 lives.
Year 1834
Minister of Justice Joaquim António de Aguiar issues a law seizing "all convents, monasteries, colleges, hospices and any other houses" from the Catholic religious orders in Portugal, earning him the nickname of "The Friar-Killer".
Year 1842
John Francis attempts to murder Queen Victoria as she drives down Constitution Hill in London with Prince Albert.
Year 1845
The Fatel Razack coming from India, lands in the Gulf of Paria in Trinidad and Tobago carrying the first Indians to the country.
Year 1854
The Kansas-Nebraska Act becomes law establishing the US territories of Kansas and Nebraska.
Year 1868
Decoration Day (the predecessor of the modern "Memorial Day") is observed in the United States for the first time (by "Commander-in-chief of the Grand Army of the Republic" John A. Logan's proclamation on May 5).
Year 1883
In New York City, a stampede on the recently opened Brooklyn Bridge killed twelve people.
Year 1899
Pearl Hart, a female outlaw of the Old West, robs a stage coach 30 miles southeast of Globe, Arizona.
Year 1911
At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
Year 1913
The Treaty of London is signed, ending the First Balkan War; Albania becomes an independent nation.
Year 1914
The new, and then the largest, Cunard ocean liner RMS Aquitania, 45,647 tons, sets sails on her maiden voyage from Liverpool, England, to New York City.
Year 1925
May Thirtieth Movement: Shanghai Municipal Police Force shoot and kill 13 protesting workers.
Year 1941
World War II: Manolis Glezos and Apostolos Santas climb the Athenian Acropolis and tear down the German flag.
Year 1942
World War II: One thousand British bombers launch a 90-minute attack on Cologne, Germany.
Year 1943
The Holocaust: Josef Mengele becomes chief medical officer of the Zigeunerfamilienlager (Romani family camp) at Auschwitz concentration camp.
Year 1948
A dike along the flooding Columbia River breaks, obliterating Vanport, Oregon within minutes. Fifteen people die and tens of thousands are left homeless.
Year 1958
Memorial Day: The remains of two unidentified American servicemen, killed in action during World War II and the Korean War respectively, are buried at the Tomb of the Unknown Soldier in Arlington National Cemetery.
Year 1959
The Auckland Harbour Bridge, crossing the Waitematā Harbour in Auckland, New Zealand, is officially opened by Governor-General Charles Lyttelton, 10th Viscount Cobham.
Year 1961
The long-time Dominican dictator Rafael Trujillo is assassinated in Santo Domingo, Dominican Republic.
Year 1963
A protest against pro-Catholic discrimination during the Buddhist crisis is held outside South Vietnam's National Assembly, the first open demonstration during the eight-year rule of Ngo Dinh Diem.
Year 1966
Former Congolese Prime Minister, Évariste Kimba, and several other politicians are publicly executed in Kinshasa on the orders of President Joseph Mobutu.
Year 1967
The Nigerian Eastern Region declares independence as the Republic of Biafra, sparking a civil war.
Year 1968
Charles de Gaulle reappears publicly after his flight to Baden-Baden, Germany, and dissolves the French National Assembly by a radio appeal. Immediately after, less than one million of his supporters march on the Champs-Élysées in Paris. This is the turning point of May 1968 events in France.
Year 1971
Mariner program: Mariner 9 is launched to map 70% of the surface, and to study temporal changes in the atmosphere and surface, of Mars.
Year 1972
The Angry Brigade goes on trial over a series of 25 bombings throughout the United Kingdom.
Year 1972
In Ben Gurion Airport (at the time: Lod Airport), Israel, members of the Japanese Red Army carry out the Lod Airport massacre, killing 24 people and injuring 78 others.
Year 1989
Tiananmen Square protests of 1989: The 33-foot high "Goddess of Democracy" statue is unveiled in Tiananmen Square by student demonstrators.
Year 1998
The 6.5 Mw Afghanistan earthquake shook the Takhar Province of northern Afghanistan with a maximum Mercalli intensity of VII (Very strong), killing around 4,000-4,500.
Year 1998
Nuclear Testing: Pakistan conducts an underground test in the Kharan Desert. It is reported to be a plutonium device with yield of 20kt TNT equivalent.
Year 2003
Depayin massacre: At least 70 people associated with the National League for Democracy are killed by government-sponsored mob in Burma. Aung San Suu Kyi fled the scene, but is arrested soon afterwards.
Year 2012
Former Liberian president Charles Taylor is sentenced to 50 years in prison for his role in atrocities committed during the Sierra Leone Civil War.
Year ?
Siege of Jerusalem: Titus and his Roman legions breach the Second Wall of Jerusalem. Jewish defenders retreat to the First Wall. The Romans build a circumvallation, cutting down all trees within fifteen kilometres.