Editing 1878 (section)

=== Date unknown ===
* U.S. arbitration rejects [[Argentina|Argentine]] claims to [[Paraguay]]'s part of the [[Gran Chaco|Chaco]] region.
* [[Otto von Bismarck]] abandons his {{lang|de|[[Kulturkampf]]}}, and forces through legislation outlawing the [[Social Democrat]]s.
* The 10-year [[Nauruan Tribal War]] breaks out.
* [[Yellow fever]] in the [[Mississippi Valley]] kills over 13,000.
* Foundation of:
** Small town [[La Farge, Wisconsin]], along the [[Kickapoo River]].
** [[Nainital Cantonment]].
** [[The Buchan School]], [[Isle of Man]].
** The [[Johns Hopkins University Press]], America's oldest university press.
** [[Geiger (corporation)]], formed as Geiger Brothers.
** Kawasaki Tsukiji Shipyard, as predecessor of [[Kawasaki Heavy Industries]], a [[motorbike]], [[helicopters]], [[rolling stock]] and [[shipbuilding]] concern in Japan.<ref>{{Cite web|title=History {{!}} Kawasaki Heavy Industries, Ltd.|url=https://global.kawasaki.com/en/corp/history/index.html|access-date=2021-05-03|website=global.kawasaki.com|language=en}}</ref>
** The following English [[Association football]] clubs:
*** [[Everton F.C.]], formed as St Domingo.
*** [[Grimsby Town F.C.]], formed as Grimsby Pelham.
*** [[Ipswich Town Football Club]], formed as amateur club Ipswich A.F.C. They will not turn professional until [[1936]].
*** Newton Heath Lancashire and Yorkshire Railway Football Club, the team that will become [[Manchester United F.C.|Manchester United]].
*** [[West Bromwich Albion F.C.]], formed as West Bromwich Strollers F.C.
* [[Leo Tolstoy]]'s novel ''[[Anna Karenina]]'' is published complete in book form in Moscow.
* [[Lester Allan Pelton]] produces the first operational [[Pelton wheel]].
* [[E. Remington and Sons]], in the United States, introduce their No. 2 [[typewriter]], the first with a [[shift key]], enabling production of [[letter case|lower]] as well as upper case characters.
* The last confirmed [[Cape lion]] dies.<ref>{{cite web|url=http://www.novinky.cz/domaci/169450-v-muzeu-emila-holuba-se-ukryval-kapsky-lev.html|title=V muzeu Emila Holuba se ukrýval kapský lev|work=Novinky.cz|language=cs|date=2009-05-22|access-date=2011-08-26}}</ref>
* In [[Strasbourg]], [[Alsace-Lorraine]], the much studied [[stele]] of the Roman legionary [[Caius Largennius]] is discovered.