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 )

On 20 December 1917, the Council of People's Commissars officially established the All-Russia Extraordinary Commission to Combat Counter-revolution and Sabotage — usually known as the Cheka ( based on the Russian acronym ВЧК ).

In December 1917, the Cheka was founded as the Bolshevik's first internal security force following the failed assassination attempt on Lenin's life.

He joined the Bolshevik Party in 1917, and in 1918 he was recruited into the Cheka, the Bolshevik regime's political police, where he served until 1922.

Yagoda subsequently married Sverdlov's niece Ida Averbach which permitted him, after the October Revolution of 1917, to be promoted through the ranks of the Cheka ( the NKVD's predecessor ), becoming Felix Dzerzhinsky's second deputy in September 1923.

The first secret police after the Russian Revolution, created by Vladimir Lenin's decree on December 20, 1917, was called " Cheka " ( ЧК ).

They include persons as diverse as Apollo Korzeniowski, writer, political activist and father of Joseph Conrad ; Romuald Traugutt, leader of the 1863 January Uprising ; Jarosław Dąbrowski, later military chief of the 1871 Paris Commune ; Feliks Dzierżyński, a leader of the Russian Revolution of 1917 and founder of the Cheka secret police ; the Marxist theoretician and revolutionary, Rosa Luxemburg ; the future Marshal of Poland, Józef Piłsudski ; Piłsudski's political archrival, Roman Dmowski ; and Eligiusz Niewiadomski, assassin of Poland's first president, Gabriel Narutowicz.

Fighting for time and funding during the ensuing Russian Civil War of 1917 – 23, Narkompros, the Soviet Ministry of Education, quickly assembled the Cheka Likbez ( an acronym for the " Extraordinary Commission for the Liquidation of Illiteracy ") which was to be responsible for the training of literacy teachers as well as organizing and propagating the literacy campaign.

In addition, Münzenberg worked closely with the Comintern and the Soviet secret police ( known as the Cheka between 1917 – 22 and as the OGPU 1922 – 34 ) to advance the communist cause internationally.

After the successful Bolshevik coup of November 1917, the Petrograd newspapers published a decree summoning all the Romanovs to report to the dreaded Cheka, the secret police.

After the successful Bolshevik coup of November 1917, the Petrograd newspapers published a decree summoning all male Romanovs to report to the Cheka, the secret police.

The first of these involved the replacement of the Tsar by a liberal Provisional Government in March, 1917 ; ;

" The telescope saw first light on November 2, 1917, with Carnegie still alive.

From 1915 to 1918, Berg served in the Austro-Hungarian Army and during a period of leave in 1917 he accelerated work on his first opera, Wozzeck.

Einstein published his first paper on relativistic cosmology in 1917, in which he added this cosmological constant to his field equations in order to force them to model a static universe.

The White Sox were a strong team during their first two decades, winning the 1906 World Series with a defense-oriented team dubbed " the Hitless Wonders ", and the 1917 World Series led by Eddie Cicotte, Eddie Collins, and Shoeless Joe Jackson.

Soon he mastered the language and published his first book Ifintu Fyakwe Lesa ( The Things of God, a Primer of Scripture Knowledge ) in 1917.

The first of the five photographs, taken by Elsie Wright in 1917, shows Frances Griffiths with the alleged fairies.

In 1917, when the first two photographs were taken, Elsie was 16 years old and Frances was 10.

In the first month and half after the October Revolution ( 1917 ), the duty of " extinguishing the resistance of exploiters " was assigned to the Petrograd Military Revolutionary Committee ( or VRK ).

In their first major use at the Battle of Cambrai ( 1917 ), the plan was for a cavalry division to follow behind the tanks, however they were not able to cross a canal because a tank had broken the only bridge.

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

Andropov's health declined rapidly during the tense summer and fall of 1983, and he became the first Soviet leader to miss the anniversary celebrations of the 1917 revolution that November.

The first " cocktail party " ever thrown was allegedly by Mrs. Julius S. Walsh Jr. of St. Louis, Missouri, in May 1917.

In late 1917 while in charge of training at Ft. Oglethorpe in Georgia, Mamie had their first son.

Cover of the first edition of the publication Dada by Tristan Tzara ; Zurich, 1917

* 1917 – World War I: is the first American destroyer to be sunk by enemy action when it is torpedoed by German submarine.

After the Bolshevik Revolution of 1917, at the age of 22, Vertov began editing for Kino-Nedelya (, the Moscow Cinema Committee's weekly film series, and the first newsreel series in Russia ), which first came out in June 1918.

Elizabeth Garrett Anderson, LSA, MD ( 9 June 1836 – 17 December 1917 ), was an English physician and feminist, the first Englishwoman to qualify as a physician and surgeon in Britain, the co-founder of the first hospital staffed by women, the first dean of a British medical school, the first woman M. D.

In 1917 Armstrong was the first recipient of the IRE's, now IEEE Medal of Honor.

The First National Exhibitors ' Circuit was founded in 1917 by the merger of 26 of the biggest first run cinema chains in the United States of America, eventually controlling over 600 cinemas, more than 200 of them so-called " first run " houses ( as opposed to the " second run " neighborhood theaters to which films moved when their first run boxoffice receipts dwindled ).