The Armenian police clashed with peaceful opposition rally protesting against allegedly fraudulent presidential elections 2008 killing at least 10 people.

"Squatters" are evicted from Ungdomshuset in Copenhagen, Denmark, provoking the March 2007 Denmark Riots.

Tornadoes break out across the southern United States, killing at least 20; eight of the deaths are at a high school in Enterprise, Alabama.

English-language Wikipedia reaches its one millionth article, Jordanhill railway station.

Mohammed Bahr al-Uloum becomes President of Iraq.

The International Criminal Court holds its inaugural session in The Hague.

Management of the United States Customs Service and the United States Secret Service move to the United States Department of Homeland Security.

The peseta is discontinued as official currency of Spain and is replaced by the euro (€).

The Envisat environmental satellite successfully reaches an orbit 800 kilometers (500 miles) above the Earth on its 11th launch, carrying the heaviest payload to date at 8500 kilograms (9.5 tons).

U.S. invasion of Afghanistan: Operation Anaconda begins in eastern Afghanistan.

Hans Blix assumes the position of Executive Chairman of UNMOVIC.

The Constitution of Finland is rewritten.

Yahoo! was incorporated.

Prime Minister of Poland Waldemar Pawlak resigns from parliament and is replaced by ex-communist Józef Oleksy.

Bosnia and Herzegovina declares its independence from Socialist Federal Republic of Yugoslavia.

Steve Jackson Games is raided by the United States Secret Service, prompting the later formation of the Electronic Frontier Foundation.

The United States becomes a member of the Berne Convention for the Protection of Literary and Artistic Works.

Provisional Irish Republican Army member Bobby Sands begins his hunger strike in HM Prison Maze.

Watergate scandal: Seven are indicted for their role in the Watergate break-in and charged with conspiracy to obstruct justice.

Black September storms the Saudi embassy in Khartoum, Sudan, resulting in the assassination of three Western hostages.

The Thai province of Yasothon is created after being split off from the Ubon Ratchathani province.

President of Pakistan Yahya Khan indefinitely postpones the pending national assembly session, precipitating massive civil disobedience in East Pakistan.

A bomb explodes in a men's room in the United States Capitol: the Weather Underground claims responsibility.

The Ba'ath Party takes power in Syria.

Venera 3 Soviet space probe crashes on Venus becoming the first spacecraft to land on another planet's surface.

Villarrica Volcano begins a strombolian eruption causing lahars that destroy half of the town of Coñaripe.

American Airlines Flight 1 crashes on take off in New York.

Uganda becomes self-governing and holds its first elections.

President of the United States John F. Kennedy establishes the Peace Corps.

Samuel Alphonsus Stritch is appointed Pro-Prefect of the Propagation of Faith and thus becomes the first American member of the Roman Curia.

Formation of the National People's Army

The International Air Transport Association finalizes a draft of the Radiotelephony spelling alphabet for the International Civil Aviation Organization.

Puerto Rican nationalists attack the United States Capitol building, injuring five Representatives.

Nuclear testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.

Joseph Stalin suffers a stroke and collapses. He dies four days later.

Cold War: Klaus Fuchs is convicted of spying for the Soviet Union by disclosing top secret atomic bomb data.

The International Monetary Fund begins financial operations.

The Bank of England is nationalised.

World War II: Battle of Bismarck Sea begins.

W47NV (now known as WSM-FM) begins operations in Nashville, Tennessee becoming the first FM radio station in the U.S..

World War II: Bulgaria signs the Tripartite Pact, allying itself with the Axis powers.

A Japanese Imperial Army ammunition dump explodes at Hirakata, Osaka, Japan, killing 94.

Trans-Canada Air Lines (forerunner of Air Canada) begins transcontinental operations (between Vancouver and Montreal).

A strike occurs aboard the ''S.S. California'', leading to the demise of the International Seamen's Union and the creation of the National Maritime Union.

The Hoover Dam is completed.

The son of Charles Lindbergh, Charles Augustus Lindbergh III, is kidnapped.

The Australian cricket team of Warwick Armstrong becomes the first team to completed a whitewash of The Ashes, something that would not be repeated for 86 years.

March 1st Movement begins in Korea.

The U.S. government releases the unencrypted text of the Zimmermann Telegram to the public.

The Republic of China joins the Universal Postal Union.

Albert Berry makes the first parachute jump from a moving airplane.

The worst avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.

Henri Becquerel discovers radioactivity.

Battle of Adowa: an Ethiopian army defeats an outnumbered Italian force, ending the First Italo–Ethiopian War.

Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.

The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.

E. Remington and Sons in Ilion, New York begins production of the first practical typewriter.

Yellowstone National Park is established as the world's first national park.

Marshal F.S. López dies during the Battle of Cerro Corá thus marking the end of the War of the Triple Alliance.

Nebraska becomes the 37th U.S. state; Lancaster, Nebraska is renamed Lincoln and becomes the state capital.

German psychologist Friedrich Eduard Beneke disappears; two years later his remains are found in a canal near Charlottenburg.

Archibald William Montgomerie, 13th Earl of Eglinton is appointed Lord Lieutenant of Ireland.

The state of Michigan formally abolishes capital punishment.

President John Tyler signs a bill authorizing the United States to annex the Republic of Texas.

Adolphe Thiers becomes prime minister of France.

A convention of delegates from 57 Texas communities convenes in Washington-on-the-Brazos, Texas, to deliberate independence from Mexico.

Napoleon returns to France from his banishment on Elba.

Leaders of the Mameluke dynasty are killed by Egyptian ruler Muhammad Ali.

Justice Samuel Chase is acquitted at the end of his impeachment trial by the U.S. Senate.

Ohio is admitted as the 17th U.S. state.

The first United States census is authorized.

The Continental Congress adopts the Articles of Confederation.

Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian Calendar on this date in 1753.

Sarah Good, Sarah Osborne and Tituba are brought before local magistrates in Salem Village, Massachusetts, beginning what would become known as the Salem witch trials.

Georgeana, Massachusetts (now known as York, Maine), becomes the first incorporated city in the United States.

Samuel de Champlain reclaims his role as commander of New France on behalf of Cardinal Richelieu.

Writs issued in February by Charles I of England mandate that every county in England (not just seaport towns) pay ship tax by this date.

The Uppsala Synod is summoned to confirm the exact forms of the Lutheran Church of Sweden.

The city of Rio de Janeiro is founded.

23 Huguenots are massacred by Catholics in Wassy, France, marking the start of the French Wars of Religion.

The Unitas Fratrum is established in the village of Kunvald, on the Bohemian-Moravian borderland. It is to date the second oldest Protestant denomination.

Crispus and Constantine II, sons of Roman Emperor Constantine I, and Licinius Iunior, son of Emperor Licinius, are made ''Caesares''

Roman Emperors Diocletian and Maximian appoint Constantius Chlorus and Galerius as ''Caesares'', thus beginning the Tetrarchy.

Roman Emperor Diocletian raises Maximian to the rank of ''Caesar''.