E. B. Tylor ( 2 October 1832 – 2 January 1917 ) and James George Frazer ( 1 January 1854 – 7 May 1941 ) are generally considered the antecedents to modern social anthropology in Britain.

* Robert E. Cox ( 1917 – 1989 ) who conducted the " Gleanings for ATMs " column in Sky and Telescope magazine for 21 years.

* 1917 – World War I: The United States declares war on Germany ( see President Woodrow Wilson's address to Congress ).

* 1849 – John William Waterhouse, British painter ( d. 1917 )

* 1917 – Leonora Carrington, British surrealist painter ( d. 2011 )

* 1917 – World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.

* 1917 – Helen Forrest, American singer ( d. 1999 )

* 1877 – Léon Flameng, French cyclist ( d. 1917 )

* 1917 – Peanuts Lowrey, American baseball player ( d. 1986 )

* 1917 – World War I: Battle of Mărăşeşti between the Romanian and German armies begins.

* 1917 – Robert Mitchum, American actor ( d. 1997 )

Category: Corresponding Members of the Russian Academy of Sciences ( 1917 – 1925 )

* 1917 – Sid Gordon, American baseball player ( d. 1975 )

* 1917 – Scott Joplin, American musician and composer ( b. 1868 )

Eastern European theorists include Pyotr Stolypin ( 1862 – 1911 ) and Alexander Chayanov ( 1888 – 1939 ) in Russia ; Adolph Wagner ( 1835 – 1917 ), and Karl Oldenberg in Germany, and Bolesław Limanowski ( 1835 – 1935 ) in Poland.

* 1917 – Les Elgart, American trumpet player and bandleader ( d. 1995 )

* 1917 – Ferdinand Georg Frobenius, German mathematician ( b. 1849 )

Bloch was highly interdisciplinary, influenced by the geography of Paul Vidal de la Blache ( 1845 – 1918 ) and the sociology of Émile Durkheim ( 1858 – 1917 ).

* 1860 – Alan Leo, English astrologer ( d. 1917 )

* 1876 – Mata Hari, Dutch spy ( d. 1917 )

Viscount Ilya Romanovich Prigogine (;, Ilya Romanovich Prigozhin ) ( 25 January 1917 – 28 May 2003 ) was a Belgian physical chemist and Nobel Laureate noted for his work on dissipative structures, complex systems, and irreversibility.

Ilya Romanovich Prigogine ( born on January 25, 1917 ) was a Belgian and American physicist and chemist who was born in Russia and became a Nobel Prize laureate in chemistry.

* May 28 – Ilya Prigogine ( b. 1917 ), chemist, Nobel laureate in chemistry.

Prigogine was born in Moscow a few months before the Russian Revolution of 1917, into a Jewish family.

Alexander Fyodorovich Kerensky (, ; – 11 June 1970 ) was a major political leader before and during the Russian Revolutions of 1917.

During the 1917 Russian Revolution, Nimzowitsch was in the Baltic war zone.

The Russian Revolution of February 1917 had a great effect in Bulgaria, spreading antiwar and anti-monarchist sentiment among the troops and in the cities.

* Bloody Sunday ( 1905 ), a massacre in Saint Petersburg, Russia that led to the 1905 and 1917 Russian Revolutions

Hussein learned of the agreement when it was leaked by the new Russian government in December 1917, but was satisfied by two disingenuous telegrams from Sir Reginald Wingate, High Commissioner of Egypt, assuring him that the British government's commitments to the Arabs were still valid and that the Sykes-Picot Agreement was not a formal treaty.

The Bolsheviks came to power in Russia during the October Revolution phase of the Russian Revolution of 1917, and founded the Russian Soviet Federative Socialist Republic which would later in 1922 become the chief constituent of the Soviet Union.

From 1907 on, English language articles sometimes used the term " Maximalist " for " Bolshevik " and " Minimalist " for " Menshevik ", which proved confusing since there was also a " Maximalist " faction within the Russian Socialist-Revolutionary Party in 1904 – 1906 ( which after 1906 formed a separate Union of Socialists-Revolutionaries Maximalists ) and then again after 1917.

* Russian Revolution of 1917

( 1984 ) The Russian Revolutions of 1917: The Origins of Modern Communism.

The party led the 1917 October Revolution that overthrew the Russian Provisional Government and claimed to have established the world's first socialist state.

Amanullah came to power just as the entente between Russia and Britain broke down following the Russian Revolution of 1917.

* 1858 – Vladimir Serbsky, Russian psychiatrist ( d. 1917 )

Thus he supported the Irish independence movement and the anti-czarist Russian Revolution of 1917, but did not approve of Vladimir Lenin.

Finland's foreign politics before this deal had been varied: independence from Imperial Russia with support of Imperial Germany in 1917 ; participation in the Russian Civil War ( without official declaration of war ) alongside the Triple Entente 1918 – 1920 ; a non-ratified alliance with Poland in 1922 ; association with the neutralist and democratic Scandinavian countries in the 1930s ended by the Winter War ( 1939 ); and finally in 1940, a rapprochement with Nazi Germany, the only power able to protect Finland against the expansionist Soviet Union, leading to the Continuation War in 1941.

The collapse of the Russian Empire following the February and October Revolutions of 1917 spurred the collapse of the Grand Duchy of Finland, and the resultant power vacuum led to bitter conflict between the left-leaning labor movement, led by the Social Democrats, and more conservative non-socialists.

In the aftermath of the 1917 – 18 crisis and civil war, Finland passed from Russian rule to the German Empire's sphere of power.

The main factors behind the Finnish Civil War were World War I, the collapse of the Russian Empire, and the February and October Revolutions of 1917.

The more severe program of Russification, called " the second period of oppression 1908 – 1917 " by the Finns, was halted on 15 March 1917 by the removal of the Russian Tsar Nicholas II.

Revolutionary Russian servicemen of various political groups added to the feeling of the instability during 1917.

Although the Finns had accepted the liberating manifesto ( from the period of 1908-1916 ) of March 1917 issued by the Russian Provisional Government, they planned at least an expansion of the former autonomy.

Conservatives were alarmed by the continuous increase of the socialists ’ support during 1899-1916, which had climaxed in 1917 with their dominance in the Parliament and Senate, without the offsetting control of the emperor and Russian administration.

In Russia the Social Democrats ' plan had the backing of Vladimir Lenin and the Russian Bolsheviks, who in July 1917 were plotting a revolt against the Russian Provisional Government, which was opposed the Power Act, as it would reduce the power of the Russian administration in the country.