On this day: 5 June

The Daming Palace in Chang'an became the seat of government and the royal residence of the Tang dynasty during the reign of Emperor Gaozong.

Theodora is crowned Byzantine empress and marries then emperor Theophilos in the Hagia Sophia. She is credited with restoring Christian orthodoxy and icons.

Tutush, brother of Seljuk sultan Malik Shah, defeats Suleiman ibn Qutalmish, the Turkish ruler of Anatolia in the battle of Ain Salm.

Kraków, in Poland, receives city rights.

Bolesław V, High Duke of Poland, granted city rights to Kraków modelled on the Magdeburg town charter.

Battle of the Gulf of Naples: Roger of Lauria, admiral to King Peter III of Aragon, destroys the Neapolitan fleet and captures Charles of Salerno.

The Battle of Worringen ends the War of the Limburg Succession, with John I, Duke of Brabant, being one of the more important victors.

The Qing dynasty's Manchu forces led by the Shunzhi Emperor take Beijing during the collapse of the Ming dynasty.

Battle of New Ross: The attempt to spread the United Irish Rebellion into Munster is defeated.

The first Great Lakes steamer, the Frontenac, is launched.

HMS Pickle captures the armed slave ship Voladora off the coast of Cuba.

The June Rebellion, an anti-monarchist uprising, broke out in Paris.

Houston is incorporated by the Republic of Texas.

Denmark becomes a constitutional monarchy by the signing of a new constitution.

Vietnamese guerrilla leader Trương Định chose to fight on against European forces, defying Emperor Tự Đức and the Treaty of Saigon.

The first regularly scheduled Orient Express departs Paris.

The Rio de la Plata earthquake takes place.

The Ancient Temples and Shrines Preservation Law was passed, instituting the protection of structures and artifacts in Japan designated National Treasures.

Denmark amends its constitution to allow women's suffrage.

World War I: The Arab Revolt against the Ottoman Empire breaks out.

Louis Brandeis is sworn in as a Justice of the United States Supreme Court; he is the first American Jew to hold such a position.

World War I: Conscription begins in the United States as "Army registration day".

World War II: After a brief lull in the Battle of France, the Germans renew the offensive against the remaining French divisions south of the River Somme in Operation Fall Rot ("Case Red").

World War II: The United States declares war on Bulgaria, Hungary, and Romania.

The Allied Control Council, the military occupation governing body of Germany, formally takes power.

At a speech at Harvard University, United States Secretary of State George Marshall called for economic aid to war-torn Europe, outlining a recovery program that became known as the Marshall Plan.

Thailand elects Orapin Chaiyakan, the first female member of Thailand's Parliament.

The first government of Singapore is sworn in.

DSV Alvin is commissioned.

Following Israel's initiation of Operation Focus with the goal to neutralise the Egyptian Air Force, Syrian Air Force, and the Royal Jordanian Air Force, the Six-Day War begins.

The Suez Canal opens for the first time since the Six-Day War.

Operation Blue Star: Under orders from India's prime minister, Indira Gandhi, the Indian Army begins an invasion of the Golden Temple, the holiest site of the Sikh religion.

An anonymous demonstrator, later dubbed "Tank Man", single-handedly stopped a column of Chinese tanks during the Tiananmen Square protests before being dragged aside.

Space Shuttle Columbia is launched on STS-40, the fifth spacelab mission.

The Bose–Einstein condensate is first created.

Anticipating a coup attempt, President Pascal Lissouba of the Republic of the Congo ordered the detention of his rival Denis Sassou Nguesso, initiating a second civil war.

A strike begins at the General Motors parts factory in Flint, Michigan, that quickly spreads to five other assembly plants. The strike lasts seven weeks.

The Six-Day War in Kisangani begins in Kisangani, in the Democratic Republic of the Congo, between Ugandan and Rwandan forces. A large part of the city is destroyed.

Tropical Storm Allison, the costliest Atlantic tropical cyclone that was never a hurricane, made landfall in Texas, causing approximately $8.5 billion in damage.

Space Shuttle Endeavour launches on STS-111, carrying the Expedition 5 crew to the International Space Station to replace the Expedition 4 crew. Astronaut Franklin Chang-Díaz becomes the second person to have flown on seven spaceflights.

A severe heat wave across Pakistan and India reaches its peak, as temperatures exceed 50 °C (122 °F) in the region.

Last transit of Venus until the year 2117.

Montenegro becomes the 29th member of NATO.

Six Arab countries—Bahrain, Egypt, Libya, Saudi Arabia, Yemen, and the United Arab Emirates—cut diplomatic ties with Qatar, accusing it of destabilising the region.

A constitutional referendum is held in Kazakhstan following violent protests and civil unrest against the government.

The Boeing Starliner is launched on its first crewed flight, carrying astronauts Barry Wilmore and Sunita Williams to the International Space Station.

The Nintendo Switch 2 video game console is released worldwide.