1905

Years:
1902 1903 1904 - 1905 - 1906 1907 1908

Decades:
1870s 1880s 1890s - 1900s - 1910s 1920s 1930s

Centuries:
19th century - 20th century - 21st century

List of state leaders in 1905
List of religious leaders in 1905
List of international organization leaders in 1905

Events

January 22 - Massacre of Russian demonstrators at the Winter Palace in Saint Petersburg, one of the triggers of the abortive Russian Revolution of 1905.
January 26 - The Cullinan Diamond is found near Pretoria, South Africa at the Premier Mine.
February 11 - Pope Pius X publishes the encyclical Vehementer nos.
March 1 - Australian Conservative leader Richard Butler takes office as Premier of South Australia
March 3 - Tsar Nicholas II of Russia agrees to create an elected assembly (the Duma).
March 5 - Russian troops begin to retreat from Mukden, Manchuria after losing 100,000 troops in 3 days.
March 10 Japanese capture of Mukden (now Shenyang) completes rout of Russian armies in Manchuria.
March 10 ? Cassie Chadwick sentenced for 14 years in Cleveland for fraud
March 31 German emperor William II asserts German equality with France in Morocco, triggering Tangier (or First Morocco) Crisis.
April 4 - In India, an earthquake near Kangra, kills 20,000.

May 13 ? Mata Hari debuts in Paris
May 15 - Las Vegas, Nevada is founded when 110 acres (0.4 km²), in what later would become downtown, are auctioned off.
May 27-28 - Russo-Japanese War: Battle of Tsushima - The Japanese fleet under Admiral Heihachiro Togo destroys Russian fleet under Admiral Zinovi Petrovich Rozhdestvenski in this two day battle
June 7 - Norway declares the union with Sweden dissolved.
June 15 - Princess Margaret of Connaught marries Gustav, Crown Prince of Sweden.
June 28 ? Mutiny in the Russian ironclad Potemkin
September 1 - The Canadian provinces of Saskatchewan and Alberta are established from the southwestern part of the Northwest Territories.
September 5 - Russo-Japanese War: Treaty of Portsmouth signed - In New Hampshire a treaty mediated by US President Theodore Roosevelt, is signed by victor Japan and defeated party Russia. In the agreement, Russia cedes the island of Sakhalin and port and rail rights in Manchuria to Japan.
October 3 - HMS Dreadnought is laid down, revolutionizing battleship design and triggering a naval arms race.
October 26 - Sweden agreed to the repeal of the union with Norway.
October 30 - Tsar Nicholas II is forced to grant Russia's first constitution, conceding a national assembly (Duma) with limited powers.
70 Onion Johnnies die when the steamer Hilda sinks off France.

November 18 - Prince Carl of Denmark becomes King Haakon VII of Norway.
November 28 - Irish nationalist Arthur Griffith founds Sinn Féin in Dublin as a political party whose goal was the independence for all of Ireland.
December 30 - Bomb kills Frank Steunenberg, ex-governor of Idaho. Case leads to a trial against leaders of the Western Federation of Miners

Einstein publishes four papers. In particular, he formulates the theory of special relativity and explains the photoelectric effect by quantization.
The Butcharts begin working on their Japanese Garden addition to their Butchart Gardens.
The title Prime Minister of the United Kingdom is officially recognized by King Edward VII.
Pathé Frères colors black and white films by machine.
Huckleberry Finn and Tom Sawyer banned from Brooklyn Public Library for "bad example"
Druidic rituals begin in Stonehenge
Norway gains independence from Sweden
Albert Einhorn introduces novocaine
The first U-boat