For the film, see 1900 (film).

1900 is a common year starting on Monday.

Events

January

• January 1 - Nigeria becomes a British protectorate
• January 2 - John Hay announces the Open Door Policy to promote trade with China.
• January 2 - Chicago Canal opens.
• January 5 - Irish leader John Edward Redmond calls for a revolt against British rule.
• January 6 - It is reported that millions are starving in India.
• January 6 - Boers attack Ladysmith - over 1000 people killed
• January 8 - United States President William McKinley places Alaska under military rule.
• January 13 - Kaiser of Germany declares that German is the command language in the German army
• January 14 - Premier presentation of opera Tosca in Rome - actors have received death threats and nameless letters.
• January 16 - The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounced its claims to the Samoan islands.
• January 24 - Battle of Spion Kop in Second Boer War
• January 24 - The governments in London and Pretoria begin negotiations to end the Boer Wars.
• January 27 - Boxer rebellion: Foreign diplomats in Peking China demand that the Boxer rebels be disciplined.
• January 29 - The American League of Professional Baseball Clubs is organized in Philadelphia, Pennsylvania with 8 founding teams.
• January 30 - United Kingdom forces fighting Boers in South Africa ask for reinforcements.

February

• February 3 - Gubernatorial candidate William Goebel is assassinated in Frankfort, Kentucky. Former-Secretary of State Caleb Powers was later found guilty in a conspiracy to kill Goebels.
• February 7 - The British Labour Party is formed.
• February 8 - British troops are defeated by Boers at Ladysmith, South Africa.
• February 9 - Richard Wigginton Thompson, U.S. congressman, dies.
• February 14 - Russia responds to international pressure to free Finland by tightening imperial control over the country.
• February 14 - Boer War: In South Africa, 20,000 British troops invade the Orange Free State.
• February 17 - Battle of Paardeberg in the Second Boer War
• February 22 - Hawaii officially becomes a territory of the United States.
• February 23 - Boer War: Battle of Hart's Hill - In South Africa the Boers and British troops battle.
• February 27 - Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronje.
• February 27 - Ramsay MacDonald appointed secretary of newly formed British Labour Party.
• February 28 - British Labour Party founded.

March

• March 3 - Mining strike ends in Germany.
• March 6 - A coal mine explosion in West Virginia traps 50 coal miners.
• March 9 - Women in Germany demand right to participate in university entrance exams
• March 11 - Boer War: Boer leader Paul Kruger's peace overtures are rejected by Prime Minister of the United Kingdom Lord Salisbury.
• March 13 - Boer Wars: British forces occupy Bloemfontein, Orange Free State.
• March 13 - In France, length of a workday for women and children is limited to 11 hours by law
• March 14 - The Gold Standard Act is ratified placing United States currency on the gold standard.
• March 16 - Sir Arthur Evans discovers the ruins of Knossos on Crete
• March 24 - New York City Mayor Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.

April

• April 1 - Every French policeman is assigned to carry a gun.
• April 4 - Anarchist shoots at the Prince of Wales during his visit to Belgium in the birthday celebrations of the king of Belgium.
• April 14 - Paris World Exhibition opens.

May

• May 1 - Explosion of blasting powder in coal mine in Scofield, Utah kills 200
• May 17 - Boer War: British troops relieve Mafeking
• May 17 - Boxers destroy three villages near Peking and kill 60 Chinese Christians
• May 18 - Boer delegation travels to USA to ask for assistance
• May 18 - The United Kingdom proclaims a protectorate over Tonga.
• May 21 - Russia invades Manchuria
• May 23 - Sergeant William Harvey Carney becomes the first African American to be awarded the Congressional Medal of Honor (awarded for heroism in the Battle of Fort Wagner during the American Civil War).
• May 24 - Boer War: British annex Orange Free State as Orange River Colony.
• May 25 - Boer soldiers vote for the continuance of the war
• May 28 - Boxers attack Belgian personnel in the Fengtai railway station
• May 29 - Chinese government condemns Boxers
• May 30 - Boxers occupy Tientsin
• May 31 - Peacekeepers from various European countries arrive in China
• May 31 - British under Lord Robert occupy Johannesburg

June

• June 1 - Carrie Nation demolishes 25 saloons in Medicine Lodge
• June 5 - Boer War: British soldiers take Pretoria, South Africa.
• June 14 - The Reichstag approves a second law that allows the expansion of the German navy.
• June 20 - The Boxers gather about 20,000 people near Peking and kill hundreds of European citizens, including the German ambassador.
• June 30 - Piers of North German Lloyd Steamship line burned in Hoboken, New Jersey - 326 dead

July

• July 2 - First zeppelin flight on Lake Constance near Friedrichshafen, Germany
• July 5 - Commonwealth of Australia Constitution Act passes British Parliament
• July 9 - Queen Victoria gives royal assent to Commonwealth of Australia Constitution Act
• July 13 - Boxer Rebellion: In China, Tientsin is retaken by European Allies from the rebelling Boxers
• July 29 - In Italy, King Umberto I of Italy is assassinated by Italian-born anarchist Gaetano Bresci.
• July 30 - The Duke of Albany becomes Duke of Saxe-Coburg and Gotha as Carl Eduard following the death of his uncle, Duke Alfred

August

• August 14 - An international contingent of troups, under British command, invades Peking and frees the Europeans taken hostage.
• August 27 - British defeat Boer commandos at Bergendal

September

• September 8 - Galveston Hurricane of 1900: a powerful hurricane hits Galveston, Texas killing about 8,000 people.
• September 17 - Philippine-American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham at Mabitac.

October

• October - The Norwegian inventer Johann Vaaler demands a patent or his invention, the paperclip.

November

• November 6 - U.S. presidential election, 1900: Republican incumbent William McKinley is reelected by defeating Democrat challenger William Jennings Bryan.

Births

January

• January 5 - Yves Tanguy, French surrealist painter (d. 1955)
• January 8 - Serge Poliakoff , Russian painter (d. 1969)
• January 26 - Karl Ristenpart, German conductor (d. 1967)
• January 27 - Admiral Hyman Rickover, American admiral (d. 1986)
• January 28 - Heinrich Kesten , German author (d. 1996)

February

• February 4 - Jacques Prevert, French lyricist and author (d. 1977)
• February 5 - Adlai Stevenson, American politician (d. 1965)
• February 11 - Thomas Hitchcock Jr , polo player (d. 1944)
• February 11 - Hans-Georg Gadamer, German philosopher (d. 2002)
• February 22 - Luis Buñuel, Spanish film director (d. 1983)
• February 28 - Wolfram Hirth, German pilot and designer of aircrafts (d. 1959)

March

• March 9 - Howard Aiken, computing pioneer (d. 1973)
• March 13 - George Seferis, Nobel prize-winning poet (d. 1971)
• March 19 - Frédéric Joliot, scientist (d. 1958)
• March 23 - Erich Fromm, psychologist, philosopher (d. 1980)
• March 29 - John McEwen, eighteenth Prime Minister of Australia (d. 1980)
• March 31 - Prince Henry, Duke of Gloucester (d. 1974)

April

• April 5 - Spencer Tracy, actor (d. 1967)
• April 25 - Wolfgang Ernst Pauli, physicist (d. 1958)
• April 26 - Charles Richter, geophysicist, inventor (d. 1985)
• April 30 - Cecily Lefort, SOE agent, WW II heroine, executed by the Nazis (d. 1945)

May

• May 1 - Ignazio Silone, Italian author; in Abruzzo region of Italy (d. 1978)
• May 12 - Helene Weigel , actress (d. 1971)
• May 17 - Ruhollah Khomeini (d. 1989)
• May 28 - Tommy Ladnier, jazz musician (d. 1939)

June

• June 15 - Paul Mares, jazz musician (d. 1949)
• June 29 - Antoine de Saint-Exupery, French pilot and writer (d. 1944)

July

• July 13 - George Lewis, jazz musician (d. 1969)

August

• August 3 - Ernie Pyle, American journalist (d. 1945)
• August 4 - Elizabeth Bowes-Lyon, queen of King George VI of the United Kingdom (d. 2002)
• August 6 - Cecil H. Green, founder of Texas Instruments (d. 2003)
• August 10 - Arthur Espie Porritt, New Zealand politician and athlete (d. 1994)
• August 15 - Jan Brzechwa, Polish poet (d. 1966)
• August 22 - Sergei Ozhegov, Russian lexicographer (d. 1964)
• August 25 - Sir Hans Adolf Krebs, German medical doctor and biochemist (d. 1981)
• August 26 - Hellmuth Walter, engineer and inventor (d. 1980)

September

• September 3 - Urho Kekkonen, former President of Finland (d. 1986)
• September 6 - W.A.C. Bennett, British Columbia politician (d. 1979)

November

• November 5 - Martin Dies, Jr., American politician (d. 1972)
• November 8 - Charlie Paddock, American athlete (d. 1943)
• November 8 - Margaret Mitchell, American writer (d. 1949)

December

• December 3 - Ulrich Inderbinen, mountain guide (d. 2004)
• December 12 - Sammy Davis, Sr., US dancer (d. 1988)

Deaths

January

• January 20 - John Ruskin, English author, poet, artist, art critic and social critic

April

• April 30 - John Luther Jones, better known as Casey Jones, train wreck

May

• May 18 - Jean Gaspard Felix Ravaisson-Mollien, French philosopher

June

• June 5 - Stephen Crane, American author

July

• July 19 - King Umberto I of Italy; (assassinated) in Monza, near Milan, Italy
• July 30 - Duke Alfred of Saxe-Coburg-Gotha (b. 1844)

August

• August 25 - Friedrich Nietzsche, philosopher, writer; in Germany
• August 25 - Kuroda Kiyotaka, Japanese politician and prime minister

September

• September 23 - William Marsh Rice philanthropist, founder of Rice University; (murdered) in New York City

November

• November 30 - Oscar Wilde, British author, playwright; in Paris, France

Notes

• 1900 is not a leap year even though the number is divisible by 4. It is one of the dropped leap years of the Gregorian Calendar.