Editing 1941 (section)

===January===
{{Main|1941}}
* [[January]]–[[August]] &ndash; 10,072 men, women and children with mental and physical disabilities are asphyxiated with [[carbon monoxide]] in a [[gas chamber]], at [[Hadamar Euthanasia Centre]] in [[Germany]], in the first phase of mass killings under the [[Action T4]] program here.
* [[January 1]] &ndash; [[Thailand]]'s Prime Minister [[Plaek Phibunsongkhram]] decrees January 1 as the official start of the [[Thai solar calendar]] new year (thus the previous year that began [[April 1]] had only 9 months).
* [[January 3]] &ndash; A decree (''Normalschrifterlass'') promulgated in [[Germany]] by [[Martin Bormann]], on behalf of [[Adolf Hitler]], requires replacement of [[blackletter]] [[typeface]]s by [[Antiqua (typeface class)|Antiqua]].<ref>{{cite web|title="The Bormann Decree" banning the use of the Fraktur typeface|url=http://german.about.com/library/gallery/blfoto_fraktur06E.htm|publisher=About.com|access-date=2013-10-23|archive-date=December 2, 2013|archive-url=https://web.archive.org/web/20131202221347/http://german.about.com/library/gallery/blfoto_fraktur06E.htm|url-status=dead}}</ref>
* [[January 4]] &ndash; The short subject ''[[Elmer's Pet Rabbit]]'' is released, marking the second appearance of [[Bugs Bunny]], and also the first to have his name on a title card.
* [[January 5]] &ndash; WWII: [[Battle of Bardia]] in [[Libya]]: Australian and British troops defeat [[Kingdom of Italy|Italian]] forces, the first battle of the war in which an [[Australian Army]] formation takes part.
* [[January 6]]
** During his [[State of the Union]] address, [[President of the United States]] [[Franklin D. Roosevelt]] presents his [[Four Freedoms]], as fundamental global [[human rights]].
** The keel of battleship {{USS|Missouri|BB-63|6}} is laid at the [[New York Navy Yard]] in [[Brooklyn]].
* [[January 10]] &ndash; The [[Lend-Lease]] Act is introduced into the [[United States Congress]].
* [[January 11]] &ndash; WWII: The British [[Royal Navy]] light cruiser {{HMS|Southampton|83}} is bombed, catches fire and has to be sunk off [[Malta]], with the loss of 81 crew.
* [[January 13]] &ndash; All persons born in [[Puerto Rico]] since this day are declared U.S. citizens by birth, through U.S. federal law.<ref>{{UnitedStatesCode|8|1402}}.</ref>
* [[January 14]] 
** WWII: [[Commerce raiding]] [[German auxiliary cruiser Pinguin|German auxiliary cruiser ''Pinguin'']] captures the Norwegian whaling fleet near [[Bouvet Island]], effectively ending [[Southern Ocean]] [[whaling]] for the duration of the war.<ref>{{cite book|last=Muggenthaler|first=August Karl|title=German Raiders of WWII|publisher=Prentice-Hall|year=1977|isbn=0-13-354027-8|pages=140–143}}.</ref>
** In a BBC radio broadcast from London, [[Victor de Laveleye]] asks all Belgians to use the letter "V" as a rallying sign, being the first letter of ''victoire'' (victory) in French and of ''vrijheid'' (freedom) in Dutch. This is the beginning of the "V campaign" which sees "V" graffities on the walls of Belgium and later all of Europe and introduces the use of the "[[V sign]]" for victory and freedom. [[Winston Churchill]] adopts the sign soon afterwards, though he sometimes gets it the wrong way around and uses the common insult gesture.<ref>{{cite book |last=Telfer |first=Kevin |title=The Summer of '45 |year=2015 |publisher=Aurum Press Ltd |location=Islington |isbn=978-1-78131-435-7 |page=5}}</ref>
* [[January 15]] &ndash; [[John Vincent Atanasoff]] and [[Clifford Berry]] describe the workings of the [[Atanasoff–Berry computer]] in print.
* [[January 19]] &ndash; WWII: British troops attack Italian-held [[Eritrea]] in Africa.
* [[January 22]]
** WWII: [[Battle of Tobruk (1941)|Battle of Tobruk]]: Australian and British forces capture [[Tobruk]] from the Italians.
** In [[Sweden]], [[Victor Hasselblad]] registers the [[Hasselblad]] Camera Company.
* [[January 23]] &ndash; Aviator [[Charles Lindbergh]] testifies before the [[United States Congress|U.S. Congress]], and recommends that the United States negotiate a [[Country neutrality (international relations)|neutrality]] pact with [[Adolf Hitler]].
* [[January 27]] &ndash; WWII: [[Joseph Grew]], the U.S. ambassador to Japan, reports to Washington a rumor overheard at a diplomatic reception, concerning a planned surprise attack on Pearl Harbor, Hawaii.
* [[January 28]] &ndash; [[Subhas Chandra Bose]], the chief of the separatist [[Indian National Army]], reaches Kabul, Afghanistan by successfully evading the British authorities in British India.
* [[January 30]] &ndash; WWII: Australians capture [[Derna, Libya]], from the Italians.