Hailed as the largest World's Fair in history, Expo 2010 opens in Shangai, China.

Seven people are killed and 17 injured at a Queen's Day parade in Apeldoorn, Netherlands.

Chrysler automobile company files for Chapter 11 bankruptcy.

Two skeletal remains found near Ekaterinburg, Russia are confirmed by Russian scientists to be the remains of Alexei Nikolaevich, Tsarevich of Russia and one of his sisters.

U.S. media release graphic photos of American soldiers abusing and sexually humiliating Iraqi prisoners at Abu Ghraib prison.

Cambodia joins the Association of Southeast Asian Nations (ASEAN) bringing the number of members to 10.

U.S. President Bill Clinton became the first President to visit Northern Ireland.

Virgin Radio broadcasts for the first time in the United Kingdom.

CERN announces World Wide Web protocols will be free.

Her Majesty Queen Elizabeth II officially opens World Expo '88 in Brisbane, Australia.

Accession of Queen Beatrix of the Netherlands.

Fall of Saigon (or Liberation of Saigon from the Communist perspective): Communist forces gain control of Saigon. The Vietnam War formally ends with the unconditional surrender of South Vietnamese president Duong Van Minh.

Watergate Scandal: U.S. President Richard Nixon announces that top White House aids H.R. Haldeman, John Ehrlichman and others have resigned.

The Aldene Connection opened in Roselle Park, NJ, shutting down the CNJ's Jersey City waterfront terminal and transferring commuters to Newark Penn Station.

The Bristol Bus Boycott is held in Bristol to protest the Bristol Omnibus Company's refusal to employ Black or Asian bus crews, drawing national attention to racial discrimination in the United Kingdom.

Former Vice President and Senator Alben Barkley dies during a speech in Virginia. He collapses after proclaiming "I would rather be a servant in the house of the lord than sit in the seats of the mighty."

In Warner Robins, Georgia, an F4 tornado kills 18 people.

In Bogotá, Colombia, the Organization of American States is established.

In Nevada, the Boulder Dam is renamed Hoover Dam a second time.

World War II: Fuehrerbunker: Adolf Hitler and Eva Braun commit suicide after being married for one day. Soviet soldiers raise the Victory Banner over the Reichstag building.

World War II: Operation Mincemeat: The submarine {{HMS|Seraph|P219|6}} surfaces in the Mediterranean Sea off the coast of Spain to deposit a dead man planted with false invasion plans and dressed as a British military intelligence officer.

The 1939-40 New York World's Fair opens.

The first televised FA Cup Final takes place between Huddersfield Town and Preston North End.

The animated cartoon short ''Porky's Hare Hunt'' debuts in movie theaters, introducing Happy Rabbit (a prototype of Bugs Bunny).

The Philippines holds a plebiscite for Filipino women on whether they should be extended the right to suffrage; over 90% would vote in the affirmative.

Douglas Fairbanks and Mary Pickford become the first celebrities to leave their footprints in concrete at Grauman's Chinese Theater in Hollywood.

The Federal Industrial Institute for Women opens in Alderson, West Virginia, as the first women's federal prison in the United States.

Automaker Dodge Brothers, Inc is sold to Dillon, Read & Company for $146 million plus $50 million for charity.

Peru becomes a signatory to the Buenos Aires copyright treaty.

Honolulu, Hawaii becomes an independent city.

The Louisiana Purchase Exposition World's Fair opens in St. Louis, Missouri.

Casey Jones dies in a train wreck in Vaughn, Mississippi, while trying to make up time on the ''Cannonball Express''.

Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.

Coxey's Army reaches Washington, D.C. to protest the unemployment caused by the Panic of 1893.

The Camp Grant Massacre takes place in Arizona Territory.

Mexican forces attacked the French Foreign Legion in Hacienda Camarón, Mexico.

Nicaragua declares independence from the Central American Federation.

The Territory of Orleans becomes the 18th U.S. state under the name Louisiana.

Louisiana Purchase: The United States purchases the Louisiana Territory from France for $15 million, more than doubling the size of the young nation.

The Battle of Boulou is fought, in which French forces defeated the Spanish under General Union.

On the balcony of Federal Hall on Wall Street in New York City, George Washington takes the oath of office to become the first elected President of the United States.

Petar Zrinski, the Croatian Ban from the Zrinski family, is executed.

Edmund de la Pole, Yorkist pretender to the English throne, is executed on the orders of Henry VIII.

Spain gives Christopher Columbus his commission of exploration.

Enguerrand de Marigny is hanged on the public gallows at Montfaucon.

Supernova SN 1006, the brightest supernova in recorded history, appears in the constellation Lupus.

Roman emperor Licinius unifies the entire Eastern Roman Empire under his rule.