Explore 2322 historical events from 1900–1909.
The Russo-Japanese War was fought between the Russian Empire and the Empire of Japan over rival imperial ambitions in Manchuria and the Korean Empire. The major land battles of the…
Russo-Japanese War: In New Hampshire, United States, the Treaty of Portsmouth, mediated by U.S. President Theodore…
The Supreme Court of the United States (SCOTUS) is the highest court in the federal judiciary of the United States. It has ultimate appellate jurisdiction over all U.S. federal cou…
The Supreme Court of the United States decides Lochner v
Albert Einstein was a German-born theoretical physicist best known for developing the theory of relativity. Einstein also made important contributions to quantum theory. His mass–e…
Albert Einstein completes his doctoral thesis at the University of Zurich
The Ninth Avenue derailment, on the Ninth Avenue Elevated in Manhattan on September 11, 1905, was the worst accident on the New York City elevated railways, resulting in 13 deaths …
The Ninth Avenue derailment occurs in New York City, killing 13.
Oscar II was King of Sweden from 1872 until his death in 1907 and King of Norway from 1872 to 1905.
King Oscar II recognizes the dissolution of the union between Norway and Sweden.
Frederik Jacques "Frits" Philips was the fourth chairman of the board of directors of the Dutch electronics company Philips, which his uncle and father founded. For his actions in …
Frits Philips, Dutch businessman (died 2005)
Louis Jean Heydt was an American character actor in film, television, and theatre, most frequently seen in hapless, ineffectual, or fall-guy roles.
Louis Jean Heydt, American journalist and actor (died 1960)
Arthur William Lake was an American actor known best for bringing Dagwood Bumstead, the bumbling husband of Blondie, to life in film, radio, and television.
Arthur Lake, American actor (died 1987)
Alfred Edward Stratton (1882-1905) and his brother Albert Ernest Stratton (1884-1905) were the first men to be convicted in Britain for murder based on fingerprint evidence. They w…
The trial in the Stratton Brothers case begins in London, England; it marks the first time that fingerprint evidence is
Las Vegas, colloquially shortened to Vegas, is the most populous city in the U.S. state of Nevada and the seat of Clark County. It is the 24th-most populous city in the United Stat…
The city of Las Vegas is founded in Nevada, United States
The sultans of the Ottoman Empire, who were all members of the Ottoman dynasty, ruled over the transcontinental empire from its perceived inception in 1299 to its dissolution in 19…
The Sultan of the Ottoman Empire Abdul Hamid II establishes the Ullah millet for the Aromanians of the empire
Abdülhamid II or Abdul Hamid II was the 34th sultan of the Ottoman Empire, from 1876 to 1909, and the last sultan to exert effective control over the fracturing state. He oversaw a…
Abdul Hamid II, Sultan of the Ottoman Empire, publicly announces the creation of the Ullah millet for the Aromanians of
The Russo-Japanese War was fought between the Russian Empire and the Empire of Japan over rival imperial ambitions in Manchuria and the Korean Empire. The major land battles of the…
Russo-Japanese War: The Battle of Tsushima ends with the destruction of the Russian Baltic Fleet by Admiral Tōgō Heihach
Gerald Sydney Halter, was a Canadian sports executive and lawyer. He served as the first commissioner of the Canadian Football League from 1958 to 1966, and was president of the Am…
Sydney Halter, Canadian lawyer and businessman (died 1990)
George Herbert Hitchings was an American medical doctor who shared the 1988 Nobel Prize in Physiology or Medicine with Sir James Black and Gertrude Elion "for their discoveries of …
George H
Edmund Gerald "Pat" Brown was an American lawyer and politician who served as the 32nd governor of California from 1959 to 1967. His first elected office was as district attorney f…
Pat Brown, American lawyer and politician, 32nd Governor of California (died 1996)
Robert Guy Choquette was a Canadian novelist, poet and diplomat.
Robert Choquette, American-Canadian author, poet, and diplomat (died 1991)
The dissolution of the union between the kingdoms of Norway and Sweden under the House of Bernadotte, was set in motion by a resolution of the Storting on 7 June 1905. Following so…
Norway's parliament dissolves its union with Sweden
The Russo-Japanese War was fought between the Russian Empire and the Empire of Japan over rival imperial ambitions in Manchuria and the Korean Empire. The major land battles of the…
During the Russo-Japanese War, sailors start a mutiny aboard the Russian battleship Potemkin
Albert Einstein was a German-born theoretical physicist best known for developing the known theory of relativity. Einstein also made important contributions to quantum theory. His …
Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, fo
Sun Yat-sen was a Chinese physician, revolutionary and political philosopher who founded the Republic of China (ROC) and the Kuomintang (KMT). Sun is credited with leading the 1911…
Sun Yat-sen, Song Jiaoren, and others establish the Tongmenghui, a Republican, anti-Qing revolutionary organisation,…
Striking southern Italy on 8 September, the 1905 Calabria earthquake had a moment magnitude of 7.2 and a maximum Mercalli intensity of XI (Extreme). The first major earthquake of t…
The 7.2 Mw Calabria earthquake shakes southern Italy with a maximum Mercalli intensity of XI (Extreme), killing…
The dissolution of the union between the kingdoms of Norway and Sweden under the House of Bernadotte, was set in motion by a resolution of the Storting on 7 June 1905. Following so…
Norway and Sweden sign the Karlstad Treaty, peacefully dissolving the Union between the two countries.
Alfred Hilborn Bates was an American athlete from Philadelphia Pennsylvania, who competed mainly in the long jump.
Al Bates, American long jumper (died 1999)