Important Historical Events of the year 1900, Year 1900 in History

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List of 1900 Major News Events in History, Most Important Historical Events in 1900

What happened in the year 1900?

Date	Event
January 1, 1900	Nigeria becomes British protectorate with Frederick Lugard as high commissioner.
January 2, 1900	American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 2, 1900	Chicago Canal opens.
January 5, 1900	Irish nationalist leader John Edward Redmond calls for revolt against British rule.
January 6, 1900	Second Boer War: Having already besieged the fortress at Ladysmith, Boer forces attack it, but are driven back by British defenders.
January 8, 1900	President William McKinley places Alaska under military rule.
January 13, 1900	To combat Czech nationalism, Emperor Franz Joseph decrees German will be language of the Austro-Hungarian Armed Forces.
January 14, 1900	Giacomo Puccini's Tosca opens in Rome.
January 16, 1900	The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
January 23, 1900	Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
January 24, 1900	Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
January 31, 1900	Datu Muhammad Salleh is killed in Kampung Teboh, Tambunan, ending the Mat Salleh Rebellion.
February 1, 1900	Great Britain, defeated by Boers in key battles, has named Lord Roberts commander of British forces in South Africa.
February 2, 1900	Six cities, Boston, Detroit, Milwaukee, Baltimore, Chicago and St. Louis, agree to form baseball's American League.
February 6, 1900	The Permanent Court of Arbitration, an international arbitration court at The Hague, is created when the Senate of the Netherlands ratifies an 1899 peace conference decree.
February 7, 1900	Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
February 7, 1900	A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 9, 1900	The Davis Cup competition is established.
February 14, 1900	The British Army begins the Battle of the Tugela Heights in an effort to lift the Siege of Ladysmith.
February 16, 1900	The Southern Cross expedition led by Carsten Borchgrevink achieved a new Farthest South of 78° 50'S, making the first landing at the Great Ice Barrier.
February 18, 1900	Second Boer War: Imperial forces suffer their worst single-day loss of life on Bloody Sunday, the first day of the Battle of Paardeberg.
February 23, 1900	Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
February 27, 1900	Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
February 27, 1900	The British Labour Party is founded.
February 27, 1900	Fußball-Club Bayern München is founded.
March 7, 1900	The German liner SS Kaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
March 13, 1900	British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
March 14, 1900	The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 19, 1900	The British archeologist Sir Arthur John Evans begins excavating Knossos Palace, the center of Cretan civilization.
March 24, 1900	Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.[33][34]
March 24, 1900	Carnegie Steel Company is formed in New Jersey; its capitalization of $160 mil. is the largest to date.
March 30, 1900	Archaeologists in Knossos, Crete, discover the first clay tablet with hieroglyphic writing in a script later called Linear B.
April 1, 1900	Prince George becomes absolute monarch of the Cretan State.
April 10, 1900	British suffer a sharp defeat by the Boers south of Brandfort. 600 British troops are killed and wounded and 800 taken prisoner.
April 12, 1900	One day after its enactment by the Congress, President William McKinley signs the Foraker Act into law, giving Puerto Rico limited self-rule.
April 14, 1900	The world's fair Exposition Universelle opens in Paris.
April 15, 1900	Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
April 26, 1900	Fires destroy Canadian cities Ottawa and Hull, reducing them to ashes in 12 hours. Twelve thousand people are left without a home.
April 30, 1900	Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
May 1, 1900	The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
May 14, 1900	Opening of World Amateur championship at the Paris Exposition Universelle, also known as Olympic Games.
May 17, 1900	The children's novel The Wonderful Wizard of Oz, by L. Frank Baum, is first published in the United States. The first copy is given to the author's sister.
May 18, 1900	The United Kingdom proclaims a protectorate over Tonga.
May 19, 1900	Great Britain annexes Tonga Island.
May 19, 1900	Second Boer War: British troops relieve Mafeking.
May 23, 1900	American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
May 24, 1900	Second Boer War: The United Kingdom annexes the Orange Free State.
May 26, 1900	Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
May 29, 1900	N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
June 5, 1900	Second Boer War: British soldiers take Pretoria.
June 9, 1900	Indian nationalist Birsa Munda dies of cholera in a British prison.
June 12, 1900	The Reichstag approves new legislation continuing Germany's naval expansion program. It provides for construction of 38 battleships over a 20-year period. Germany's fleet will be the largest in the world.
June 14, 1900	Hawaii becomes a United States territory.
June 14, 1900	The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
June 17, 1900	Boxer Rebellion: Western Allied and Japanese forces capture the Taku Forts in Tianjin, China.
June 18, 1900	Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
June 20, 1900	Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
June 20, 1900	Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
June 21, 1900	Boxer Rebellion: China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
June 25, 1900	The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
June 30, 1900	A savage fire wrecked three steamships docked at a pier in Hoboken, New Jersey. Over 200 crew members and passengers are killed, and hundreds injured.
July 2, 1900	An airship designed and constructed by Count Ferdinand von Zeppelin of Germany made its first flight on Lake Constance near Friedrichshafen.
July 2, 1900	Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 9, 1900	The Federation of Australia is given royal assent.
July 9, 1900	The Governor of Shanxi province in North China orders the execution of 45 foreign Christian missionaries and local church members, including children.
July 14, 1900	Armies of the Eight-Nation Alliance capture Tientsin during the Boxer Rebellion.
July 19, 1900	The first line of the Paris Métro opens for operation.
July 23, 1900	Pressed by expanding immigration, Canada closes its doors to paupers and criminals.
July 27, 1900	Kaiser Wilhelm II makes a speech comparing Germans to Huns;
July 29, 1900	In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci. His son, Victor Emmanuel III, 31 years old, succeed to the throne.
August 3, 1900	The Firestone Tire and Rubber Company is founded.
August 13, 1900	The steamer Deutschland of Hamburg America Lines set a new record for the eastward passage when it docked on Plymouth, England, five days, 11 hours and 45 minutes after sailing from New York, breaking by three hours, six minutes its previous mark in its maiden voyage in July.
August 14, 1900	The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
August 16, 1900	The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
September 8, 1900	Galveston hurricane: A powerful hurricane hits Galveston, Texas killing about 8,000 people.
September 13, 1900	Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
September 17, 1900	Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
October 5, 1900	Peace congress in Paris condemns British policy in South Africa and asserts Boer Republic's right to self-determination.
October 9, 1900	The Cook Islands become a territory of the United Kingdom.
October 18, 1900	Count Bernhard von Bülow becomes chancellor of Germany.
October 19, 1900	Max Planck discovers Planck's law of black-body radiation.
October 24, 1900	U.S. Government announces plans to buy Danish West Indies for $7 million.
October 25, 1900	The United Kingdom annexes the Transvaal.
November 6, 1900	President William McKinley is re-elected, along with his vice-presidential running mate, Governor Theodore Roosevelt of New York. Republicans also swept the congressional elections, winning increased majorities in both the Senate and the House of Representatives.
November 7, 1900	Second Boer War: The Battle of Leliefontein takes place, during which the Royal Canadian Dragoons win three Victoria Crosses.
November 7, 1900	The People's Party is founded in Cuba.
November 9, 1900	Russia completes its occupation of Manchuria with 100,000 troops.
November 20, 1900	The French actress Sarah Bernhardt receives the press at the Savoy Hotel in New York at the outset of her first visit since 1896. She talked about her impending tour with a troupe of more than 50 performers and her plans to play the title role in Hamlet.
November 21, 1900	Claude Monet's paintings shown at Gallery Durand-Ruel in Paris.
December 1, 1900	Nicaragua sells canal rights to U.S. for $5 million. The canal agreement fails in March 1901. Great Britain rejects amended treaty
December 14, 1900	Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law (quantum theory) at the Physic Society in Berlin.
December 19, 1900	Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
December 19, 1900	French parliament votes amnesty for all involved in scandalous army treason trial known as Dreyfus affair.