1904

Year 1904 () was a (link will display calendar) of the  (or a of the 13-day-slower ).

January - February

 * - The  is established, only to be replaced two years later by.
 * - The in  destroys over 1,500 buildings in 30 hours.
 * - Japanese surprise attack on starts.
 * - publishes his account of  atrocities in.
 * - 's  debuts in to no great success.
 * - For $10 million, the gains control of the  Zone.

March - April

 * - Kaiser becomes the first person to make a political recording of a document, using 's cylinder.
 * - : n troops in retreat toward  followed by 100,000 ese troops.
 * - The first tunnel beneath the is completed.
 * - : British under Colonel defeat ill-equipped an troops.
 * signed between the and.
 * in is renamed  after .
 * - - writes  in,.
 * - The destroys much of that city's downtown, but kills no one.
 * - The becomes the first such party to gain national government, under.
 * -  opens in  (closes ).
 * -  opens in  (closes ).

May - June

 * - meets  to discuss  agreement.
 * - against the  at the,  of the  throws the first  in the modern era of.
 * - becomes the first railway engine to run in excess of 100mph.
 * - in, 12 nations sign the.
 * - A fire aboard the steamboat  in 's East River kills 1021.
 * - 's Wild West in ,
 * - assassinates,.
 * - walks through Dublin (First ).
 * - The Danish ocean liner runs aground and sinks close to, 635 are killed, biggest group is 225 Norwegian emigrants.
 * - The Danish ocean liner runs aground and sinks close to, 635 are killed, biggest group is 225 Norwegian emigrants.

July - August

 * - is completed.
 * - In, invents the  during the.
 * - A British expedition under Colonel takes  in.
 * - becomes.
 * – Japanese infantry charge fails to take.
 * - resigns as  and is succeeded by.

September - October

 * - The signs the  with Colonel.
 * - is founded.
 * - Two time UEFA Cup champions (and 17 time Swedish champions) is founded.
 * The Russian leaves,  for  during the.
 * , the Engineering Fraternity, is founded at the  in.
 * - founded as Manila Business School through the superintendence of the  C.A. O'Reilley.
 * - is declared a city.
 * - The n fires on British trawlers it mistakes for ese torpedo boats in the, in what would be known as the.
 * - The first underground line of the opens (IRT); the system is now the largest in the  and one of the largest in the world.
 * - The first underground line of the opens (IRT); the system is now the largest in the  and one of the largest in the world.

November - December

 * - In, , the floods.
 * - defeats  in the.
 * - The first successful is made (it would later revolutionize construction vehicles and land warfare).
 * - urges run on the s: the attempt fails and the executive committee is arrested.
 * - discovers 's largest,.
 * - KU or (Young Conservatives) in Denmark is founded by Carl F. Herman von Rosen. Still existing today, it is the oldest youth political organisation in Denmark and believed to be one of the oldest remaining in the world.
 * - Founding of Fraternity.
 * - The stage play , or The Boy Who Wouldn't Grow Up premieres in.
 * - opens.
 * - In, the first celebration is held in , renamed in April from.

Undated

 * begin.
 * President issues a "" against polygamy.
 * Subject of first investigated.
 * and football stadiums open.
 * is founded in.

Ongoing

 * (1904-)

January-February

 * -, Pakistani politician (d. )
 * -, American astrologer (d. )
 * -, American actor, singer, and dancer (d. )
 * -, British composer (d. )
 * -, English photographer (d. )
 * -, English actor (d. )
 * , Russian-born choreographer (d. )
 * , Russian children's writer (d. )
 * , American scientist (d. )
 * , Irish statesman, recipient of the (d. )
 * -, American psychologist (d. )
 * , German philosopher (d. )
 * -, American humorist and author (d. )
 * , Italian composer (d. )
 * , American gangster (d. )
 * -, American writer and historian (d. )
 * - Sir, (d. )
 * , American diplomat (d. )
 * , South African record breaking sprinter
 * -, (d. )
 * -, American bandleader (d. )
 * , American diplomat (d. )
 * , South African record breaking sprinter
 * -, (d. )
 * -, American bandleader (d. )
 * -, American bandleader (d. )

March-April

 * -, American bandleader (d. )
 * -, American author (d. )
 * , Ukrainian-born physicist (d. )
 * , Austrian-Hungarian tenor and actor (d. )
 * , American-born Old Settler Cherokee Indian stage and film actor (d. )
 * -, Austrian tenor (d. )
 * -, Nazi official (d. )
 * -, American actress
 * -, American behavioral psychologist (d. )
 * -, Yiddish author (d. )
 * , American author on mythology (d. )
 * , (d. )
 * -, Russian Red Army General (d.)
 * -, American dancer and actress (d. )
 * -, English economist, laureate (d. )
 * -, American jazz musician (d. )
 * - Sir, English actor (d. )
 * -, Armenian-born painter (d. )
 * -, Canadian actress (d. )
 * -, American physicist (d. )
 * -, Dutch artist (d. )
 * -, Scottish footballer (d. )
 * -, English poet (d. )
 * -, Mexican singer and actor (d. )
 * -, English poet (d. )
 * -, Mexican singer and actor (d. )

May-June

 * , Ukrainian-born engineer (d. )
 * , Swedish writer, laureate (d. )
 * -, British radio personality (d. )
 * -, Spanish artist (d. )
 * -, French actor (d. )
 * , American pianist and comedian (d. )
 * , American actor and director (d. )
 * -, Japanese athlete (d. )
 * , Czech footballer (d. )
 * , American swimmer and actor (d. )
 * -, American tenor (d. )
 * -, Argentine poet (d. )
 * -, Hungarian-born film actor (d. )
 * -, American tenor (d. )
 * -, Argentine poet (d. )
 * -, Hungarian-born film actor (d. )

July-August

 * -, German-born biologist and author (d. )
 * -, General of The Salvation Army (d. )
 * -, French mathematician
 * -, Chilean poet, laureate (d. )
 * -, German-born author (d. )
 * -, Russian physicist, laureate (d. )
 * -, American writer (d. )
 * -, Polish novelist and dramatist (d. )
 * -, American diplomat, recipient of the (d. )
 * - (d. )
 * -, American chemist, laureate (d. )
 * , Austrian musicologist (d. )
 * , newspaper editor and politician (d. )
 * -, American musician and bandleader (d. )
 * -, Chinese leader (d. )
 * , Viscountess Furness, American socialite twin (d. )
 * , American socialite twin (d. )
 * -, Italian jet pioneer (d. )
 * -, German physician, recipient of the (d. )
 * -, Italian jet pioneer (d. )
 * -, German physician, recipient of the (d. )

September-October

 * -, Pakistani field hockey player (d. )
 * -, gangster (d. )
 * -, English actress (d. )
 * -, Indian communist leader (d. )
 * October 1 -, American Amelia Earhart look-alike/believed alias(d. )
 * -, American chemist, laureate (d. )
 * -, American actor and comedian (d. )
 * -, Canadian politician (d. )
 * -, American golfer (d. )
 * -, American animator (d. )

November-December

 * -, French physicist, laureate (d. )
 * -, Polish technician and textilist (d. )
 * -, British mathematician (d. )
 * -, French director (d. )
 * , American actor and singer (d. )
 * , (d. )
 * , American athlete (d. )
 * , Italian composer and alpinist (d. )
 * -, American painter (d. )
 * -, French author and daughter of Pierre and Marie Curie
 * - Baron, French-born magazine editor and socialite (d. )
 * -, American film director (d. )
 * -, American engineer and philanthropist
 * -, German-born chemist, laureate (d. )
 * -, Cuban writer (d. )
 * -, Russian composer (d. )
 * date unknown
 * , Swiss-born hero of World War II (executed) (d. )
 * , Italian inventor (d. )
 * , Turkish-born last speaker of the (d. )
 * , Italian inventor (d. )
 * , Turkish-born last speaker of the (d. )

Deaths

 * (See 1904 list of deaths by name: .)

January - June

 * -, American Confederate general (b. )
 * -, Russian chemist (b. )
 * -, biographer (b. )
 * -, English writer and critic (b. )
 * -, British founder of the Army Post Office Corps (b. )
 * -, grandson of King George III (b. )
 * - Queen (b. )
 * -, Czech composer (b. )
 * -, English photographer and motion picture pioneer (b. )
 * -, Welsh explorer and journalist (b. )
 * -, French historian (b. )
 * -, Canadian-born military hero (b. )
 * -, Belgian Count (b. )

July - December

 * -, Austrian founder of Zionism (b. )
 * -, Kazakh poet (b. )
 * , Russian writer (b. )
 * , South African resistance leader (b. )
 * -, English actor (b. )
 * -, Austrian music critic (b. )
 * -, American author (b. )
 * -, French painter (b. )
 * -, (b. )
 * , American-Japanese author (b. )
 * , Canadian businessman and statesman (b. )
 * , Alsatian sculptor (b. )
 * , English poetess (b. )
 * -, explorer (b. )
 * , Alsatian sculptor (b. )
 * , English poetess (b. )
 * -, explorer (b. )
 * -, explorer (b. )

Fictional

 * Sometime in this year, the events of took place.
 * Three of the short novels about Samantha Edwards took place in this year.