Editing 1897 (section)

===April&ndash;June===
* [[April 15]]
** Drillers near [[Bartlesville, Oklahoma]] strike oil for the first time, in the designated "Indian Territory", on land leased from the [[Osage Nation|Osage Indians]]. The gusher, at the [[Osage Hills#The Osage|Nellie Johnstone Number One]] well, leads to rapid population growth.<ref>{{cite book|first1=W. David|last1=Baird|first2=Danney|last2=Goble|title=The Story of Oklahoma|publisher=University of Oklahoma Press|year=1994|page=8}}</ref>
** [[Yamaichi Securities]] founded in Japan; it will cease trading a hundred years later.<ref name="jt19971209">{{cite web |title=Yamaichi chief gives Diet testimony on 'tobashi' trades |website=The Japan Times |date=9 December 1997 |access-date=2011-11-08 |archive-url=https://web.archive.org/web/20151119230750/http://www.japantimes.co.jp/news/1997/12/09/news/yamaichi-chief-gives-diet-testimony-on-tobashi-trades/ |archive-date=2015-11-19|url=http://www.japantimes.co.jp/news/1997/12/09/news/yamaichi-chief-gives-diet-testimony-on-tobashi-trades/}}</ref>
* [[April 18]] &ndash; the [[Greco-Turkish War of 1897]] Breaks out. 
* [[April 19]] &ndash; The first [[Boston Marathon]] is held in the United States, with fifteen men competing, and won by [[John McDermott (runner)|John McDermott]].<ref>{{cite dictionary|article=Boston Marathon|dictionary=Historical Dictionary of Track and Field|first=Peter|last=Matthews|publisher=Scarecrow Press|year=2012|page=40}}</ref>
*  [[April 23]] &ndash; Representatives of the [[Chickasaw Nation]], [[Choctaw Nation]] and U.S. [[Dawes Commission]] sign the [[Atoka Agreement]], which becomes an important precursor for creating the State of Oklahoma.
* [[April 27]]–[[6 May]] &ndash; [[Greco-Turkish War of 1897]]: [[Battle of Velestino]].<ref>{{Great Military and Naval Encyclopaedia | volume = 2 | last = Spyropoulos | first = N. | article = Βελεστῖνον | pages = 335–337}}</ref>
*  [[April 30]] &ndash; [[J. J. Thomson]] of the [[Cavendish Laboratory]] announces his discovery of the [[electron]] as a [[subatomic particle]], over 1,800 times smaller than a [[proton]] (in the atomic nucleus), at a lecture at the [[Royal Institution]] in London.<ref>{{Cite journal|title=Ninety years around the atom|first=Christine|last=Sutton|journal=New Scientist|date=8 January 1997|page=49}}</ref>
* [[May 6]] &ndash; [[John Jacob Abel]] announces the successful isolation of [[epinephrine]] ([[adrenaline]]), in a paper read before the Association of American Physicians.<ref>"On the Blood-Pressure-Raising Constituent of the Suprarenal Capsule", by John J. Abel, M.D., and Albert C. Crawford, M.D., in ''Bulletin of the Johns Hopkins Hospital'' (July, 1897) p151</ref>
* [[May 10]] &ndash; 19 zinc miners die of [[carbon monoxide poisoning]] at [[Snaefell Mine]] on the [[Isle of Man]].
* [[May 11]] &ndash; A patent is awarded for the invention of the first automotive [[muffler]], with the granting by the U.S. Patent Office of application number 582,485 to [[Milton Reeves]] and his brother Marshall T. Reeves, of the Reeves Pulley Company of [[Columbus, Indiana]].<ref>[https://patents.google.com/patent/US582485 "Exhaust Muffler for Engines"]; [http://www.k3ir.org/wp-content/uploads/2014/09/QRZnewsSep2014.pdf QRZ News, September 2014] {{Webarchive|url=https://web.archive.org/web/20150717014931/http://www.k3ir.org/wp-content/uploads/2014/09/QRZnewsSep2014.pdf |date=July 17, 2015 }}</ref>
* [[May 14]]
** ''[[The Stars and Stripes Forever]]'', an [[American patriotic march]] by [[John Philip Sousa]], is performed for the first time.<ref>{{cite book|chapter=John Philip Sousa|title=All Music Guide to Classical Music|author=Woodstra, Chris|publisher=Hal Leonard Corporation|year=2005|page=1296|display-authors=etal}}</ref>
** (or [[May 15]]) &ndash; The [[Scientific-Humanitarian Committee]] (''[[:de:Wissenschaftlich-humanitäres Komitee|Wissenschaftlich-humanitäres Komitee]]'', WhK) is founded in Berlin as an [[LGBT social movements|LGBT campaigning organization]], [[List of lesbian, gay, bisexual, or transgender firsts by year|the first]] such in history.<ref>{{cite book|title=The Early Homosexual Rights Movement (1864–1935)|first1=John|last1=Lauritsen|first2=David|last2=Thorstad|publisher=Times Change Press|location=New York|edition=Revised|year=1995|isbn=0-87810-041-5}}</ref>
* [[May 19]] &ndash; [[Oscar Wilde]] is released from prison in England, and goes into voluntary exile on the continent. <ref>{{cite book|first=Norman|last=Page|title=An Oscar Wilde Chronology|publisher=Macmillan|year=1991|pages=74–75}}</ref>
* [[May 22]] &ndash; The [[Blackwall Tunnel]], at this time the longest underwater road tunnel in the world, is opened for traffic beneath the [[River Thames]] in the [[East End of London]] by the [[Edward VII|Prince of Wales]].<ref name="Pocket On This Day">{{cite book|title=Penguin Pocket On This Day|publisher=Penguin Reference Library|isbn=978-0-14-102715-9|year=2006}}</ref>
* [[May 26]] &ndash; Irish-born theatrical manager [[Bram Stoker]]'s contemporary Gothic horror novel ''[[Dracula]]'' is first published (in London); it will influence the direction of [[vampire literature]] for the following century.<ref>{{cite book|chapter=Dracula (Stoker)|title=Encyclopedia of the Vampire: The Living Dead in Myth, Legend, and Popular Culture|editor=Joshi, S. T.|publisher=ABC-Clio|year=2010|page=82}}</ref>
* [[May 31]] &ndash; On Decoration Day (later [[Memorial Day]]) the [[Robert Gould Shaw Memorial]] is dedicated in Boston. The bronze bas relief by [[Augustus St. Gaudens]] depicts the [[54th Massachusetts Infantry Regiment]] of black Civil War soldiers.
* [[June 12]] &ndash; [[1897 Assam earthquake]]: An earthquake of magnitude of 8.0 rocks [[Assam]], [[India]], killing over 1,500 people.
* [[June 18]] &ndash; [[Kyoto University]] is officially established in [[Japan]].<ref>[[:ja:京都大学#年表#明治]] (Japanese language) Retrieved 2017-05-17.</ref>
* [[June 22]] &ndash; The [[Diamond Jubilee of Queen Victoria]] is celebrated in the United Kingdom.<ref>{{cite book|first=Anne E.|last=Keeling|title=Great Britain and Her Queen|publisher=Echo Library|year=2008|page=77}}</ref> No other British monarch will celebrate such a jubilee until [[Elizabeth II]] in [[2012]].

[[File:Diamonds are a girl's best friend (8527831550).jpg|thumb|Display in celebration of [[Queen Victoria's Diamond Jubilee]] on Alma Place in [[Coleraine]], [[County Londonderry]], [[Ulster]]]]