Editing 1907 (section)

=== Date unknown ===
* [[Indiana]], in the United States, becomes the world's first legislature to place laws permitting [[compulsory sterilization]] for [[Eugenics in the United States|eugenic]] purposes on the statute book.
* The [[triode]] thermionic amplifier invented by [[Lee de Forest]], starting the development of [[electronics]] as a practical technology.
* The ''[[Autochrome Lumière]]'' is the first commercial [[color photography]] process.
* James Murray Spangler invents the first [[The Hoover Company|Hoover]] [[vacuum cleaner]].
* The [[Moine Thrust Belt]] in Scotland is identified, one of the first to be discovered anywhere.<ref>{{cite book|author=Peach, B. N.|author-link=Ben Peach|title=The Geological Structure of the North-West Highlands of Scotland|series=Memoirs of the [[Geological Survey of Great Britain]], Scotland|location=Glasgow|publisher=H.M.S.O|display-authors=etal}}</ref>
* The ''[[Landsforbundet for Kvinders Valgret]]'', a Danish national association for [[women's suffrage]], is founded. 
* ''[[Anino ng Kahapon]]'', a [[Tagalog-language]] novel is published.<ref>{{cite web | url = http://koha.nlp.gov.ph/cgi-bin/koha/opac-detail.pl?bib=423697 | title = Anino ng kahapon | language = Tagalog | last = Laksamana | first = Francisco | publisher = National Library of the Philippines | accessdate = July 3, 2011 | archive-date = March 17, 2012 | archive-url = https://web.archive.org/web/20120317120853/http://koha.nlp.gov.ph/cgi-bin/koha/opac-detail.pl?bib=423697 | url-status = live }}</ref>
* [[Henri Matisse]] begins to teach at the [[Académie Matisse]] in Paris, a private and non-commercial [[art school]].
* A statue of [[J. E. B. Stuart]], Confederate general, is dedicated on [[Richmond, Virginia]]'s [[Monument Avenue]].
* ''[[Staviteľský robotník]]'', a Slovak language biweekly newspaper, ends publication.<ref name=p4>Ondrej Pavlík. ''[https://books.google.com/books?id=zJ0bAQAAMAAJ Pedagogická encyklopédia Slovenska, Volume 1] {{Webarchive|url=https://web.archive.org/web/20231002175755/https://books.google.com/books?id=zJ0bAQAAMAAJ |date=October 2, 2023 }}''. Veda, 1984. p. 646</ref>