Editing 1937 (section)

===December===
{{Main|December 1937}}
{{multiple image
|align     = right
|direction = vertical
|image1    = Snow white 1937 trailer screenshot (2).jpg
|image2    = Walt Disney Snow white 1937 trailer screenshot (13).jpg
|image3    = Snow White and the Seven Dwarfs (Original Theatrical Trailer 1) 1937 (La Blancaneu).ogv
|image4    = Snow White and the Seven Dwarfs (Original Theatrical Trailer 2) 1937 (La Blancaneu).ogv
|footer    = [[December 21]]: [[Walt Disney]]'s ''[[Snow White and the Seven Dwarfs (1937 film)|Snow White and the Seven Dwarfs]]'' is released, the world's first full-length animated feature film, the first Disney film, and the first film to feature a [[Disney Princess]]. The top image shows the [[Seven Dwarfs]] singing "[[Heigh-Ho]]" while walking on a [[Trunk (botany)|log]]. The second top image shows [[Walt Disney]] introducing the Seven Dwarfs in the trailer and the bottom images are the trailers.}}
* [[December 1]] – [[Second Sino-Japanese War]]: The [[Battle of Nanjing]] begins.
* [[December 4]] – ''[[The Dandy]]'' [[Comic book|comic]] is first published in Scotland; it continued until 2012 as a physical publication, then online until 2013.
* [[December 11]] – Italy withdraws from the [[League of Nations]].
* [[December 12]]
** [[USS Panay incident|USS ''Panay'' incident]]: Japanese bombers sink the American gunboat {{USS|Panay|PR-5|6}} on the [[Yangtze]] in China; the United States accepts the Japanese statement that this was unintentional.
** [[Mae West]] makes a risqué guest appearance on [[NBC]]'s ''[[Chase and Sanborn Hour]]'', which eventually results in her being banned from radio.
* [[December 13]] – [[Second Sino-Japanese War]]: The [[Battle of Nanjing]] ends with the Japanese occupying the city. In the [[Nanjing Massacre]] which follows, Japanese soldiers kill over 200,000 Chinese in 3 months. A few days previously, the [[Nationalist government]] of China had moved its capital to the southwestern city [[Chongqing]].
* [[December 16]] – The original production of the musical ''[[Me and My Girl]]'' opens at the [[Victoria Palace Theatre]], in London's [[West End theatre|West End]]. A later revival will win an award.
* [[December 21]] – [[Walt Disney]]'s ''[[Snow White and the Seven Dwarfs (1937 film)|Snow White and the Seven Dwarfs]]'', the world's first feature-length [[Traditional animation|cel animated]] film, premieres at the [[Carthay Circle Theatre]] in [[Los Angeles]].
* [[December 25]] – At the age of 70, conductor [[Arturo Toscanini]] conducts the [[NBC Symphony Orchestra]] on radio for the first time, beginning his successful 17-year tenure with that orchestra. This first concert consists of music by [[Antonio Vivaldi|Vivaldi]] (at a time when he is seldom played), [[Mozart]], and [[Brahms]]. Millions tune in to listen, including U.S. President [[Franklin Delano Roosevelt]].
* [[December 29]] – The new [[Constitution of Ireland]] (''Bunreacht na hÉireann'') comes into force. The [[Irish Free State]] becomes "[[Republic of Ireland|Ireland]]", and [[Éamon de Valera]] becomes the first [[Taoiseach]] (prime minister) of the new state. A [[Presidential Commission (Ireland)|Presidential Commission]] (made up the Chief Justice, the Speaker of Dáil Éireann, and the President of the High Court) assumes the powers of the new presidency, pending the popular election of the first [[President of Ireland]] in June 1938. The new constitution prohibits [[divorce]].