Today In History - Wednesday, April 23rd
Beijing closes all schools for two weeks because of the SARS virus.
Omaria massacre in Algeria: 42 villagers are killed.
Eritreans vote overwhelmingly for independence from Ethiopia in a United Nations-monitored referendum.
Namibia becomes the 160th member of the United Nations and the 50th member of the Commonwealth of Nations.
Pink Floyd's album ''Dark Side of the Moon'' leaves the charts for its first time after spending a record of 741 consecutive weeks (over 14 years) on the Billboard 200.
28 construction workers die when the L'Ambiance Plaza apartment building collapses while under construction in Bridgeport, Connecticut.
Coca-Cola changes its formula and releases New Coke. (The response is overwhelmingly negative, and the original formula is back on the market in less than 3 months.)
Conch Republic is established
Fighting in London between the Anti-Nazi League and the Metropolitan Police's Special Patrol Group results in the death of protester Blair Peach.
Vietnam War: Student protesters at Columbia University in New York City take over administration buildings and shut down the university. '' see main article '' Columbia University protests of 1968.
A group of young radicals are expelled from the Nicaraguan Socialist Party (PSN). This group goes on to found the Socialist Workers Party (POS).
Algiers putsch by French generals.
The Canadian Labour Congress is formed by the merger of the Trades and Labour Congress of Canada and the Canadian Congress of Labour.
Chinese Civil War: Establishment of the People's Liberation Army Navy.
1948 Arab-Israeli War: Haifa, the major port of Israel, is captured from Arab forces.
World War II: Baedeker Blitz - German bombers hit Exeter, Bath and York in retaliation for the British raid on Lübeck.
World War II: Greek government and King George II evacuate Athens before the attacking Wehrmacht.
The Rhythm Night Club fire at a dance hall in Natchez, Mississippi, kills 198 people.
Polish Constitution of 1935 is adopted.
The 153-year old De Adriaan Windmill in Haarlem, the Netherlands burns down.
Inauguration ceremonies take place of Gdynia as a temporary military port and fishers' shelter.
The national council in Turkey denounces the government of Sultan Mehmed VI and announces a temporary constitution.
The Grand National Assembly of Turkey is founded in Ankara.
William Lincoln patents the zoetrope, a machine which shows animated pictures by mounting a strip of drawings in a wheel.
The Second Serbian Uprising (1815-1817) was a second phase of the national revolution of the Serbs against the Ottoman Empire, which erupted shortly after the annexation of the country to the Ottoman Empire.
King Charles II of England, Scotland and Ireland is crowned in Westminster Abbey.
Treaty of Oliwa is established between Sweden and Poland.
First public school in the United States, Boston Latin School, is founded in Boston, Massachusetts.
William Shakespeare's ''The Merry Wives of Windsor'' is first performed, with Queen Elizabeth I of England in attendance.
Battle of Villalar: King Charles I of Spain defeats the Comuneros.
The founding of the Order of the Garter by King Edward III of England is announced on St George's Day.
St. George's Night Uprising.
Ferdinand III of Castile conquers Cáceres.
Battle of Clontarf: Brian Boru defeats Viking invaders, but is killed in battle.
A temple is built on the Capitoline Hill dedicated to Venus Erycina to commemorate the Roman defeat at Lake Trasimene.