Editing 1930 (section)

===March===
{{Main|March 1930}}
[[File:Portrait Gandhi.jpg|thumbnail|120px|right|[[Mahatma Gandhi]]]]
* [[March 2]] 
** [[Mahatma Gandhi]] informs the British [[Viceroy of India]] that [[civil disobedience]] will begin the following week.<ref>{{cite book | last = Ghose | first = Sankar | title = Mahatma Gandhi | publisher = Allied Publishers | location = New Delhi | year = 1991 | isbn = 9788170232056 | page=193}}</ref>
** [[André Tardieu]] begins his second term as [[Prime Minister of France]].<ref>{{cite book | last = Young | first = Robert | title = France and the Origins of the Second World War | publisher = Macmillan Education, Limited | location = London | year = 1996 | isbn = 9781349248902 | page=174}}</ref>
* [[March 6]]
** [[International Unemployment Day]] is observed in countries throughout the world.<ref>{{cite web |url=http://www.chroniknet.de/daly_de.0.html?datum=6.3.1930&year=1930&month=3&day=6 |title=Tageseinträge für 6. März 1930 |website=chroniknet |access-date=April 18, 2015 |archive-date=April 18, 2015 |archive-url=https://web.archive.org/web/20150418102121/http://www.chroniknet.de/daly_de.0.html?datum=6.3.1930&year=1930&month=3&day=6 |url-status=dead }}</ref><ref>{{cite news |date=March 7, 1930 |title=Reds Arrested, Many Injured in Petty Riots | work=[[Chicago Daily Tribune]]|page=3 }}</ref>
** The first [[frozen food]]s of [[Clarence Birdseye]] go on sale in [[Springfield, Massachusetts]].<ref>{{cite web |url=http://www.healthcentral.com/dailydose/cf/2014/03/03/first_frozen_food_sold_march_6_1930 |title=First frozen food sold: March 6, 1930 |date=March 3, 2014 |website=[[HealthCentral]] |access-date=April 18, 2015 }}</ref>
* [[March 12]] – [[Mahatma Gandhi]] sets off on a 200-mile march towards the sea with 78 followers to protest against the British monopoly on salt in India; more will join them during the [[Salt March]] that ends on [[April 5]].<ref>{{cite web|url=http://www.gandhiheritageportal.org/dandi-march-details |title=Chronology: Event Detail Page |publisher=Gandhi Heritage Portal |date=15 June 2012 |access-date=16 August 2018}}</ref>
* [[March 28]] – The government of [[Turkey]] requests the international community to adopt [[Istanbul]] and [[Ankara]], as the official names for [[Constantinople]] and Angora. The [[United States Department of State|U.S. State Department]] adopts the "Istanbul" form in May.<ref>{{cite web|url=https://www.nytimes.com/1930/05/28/archives/washington-accepts-istanbul-as-replacing-constantinople.html|title=Washington Accepts "Istanbul" As Replacing "Constantinople"|work=[[The New York Times]]|date=1930-05-28|access-date=2020-04-01}}</ref>
* [[March 29]] – [[Heinrich Brüning]] is appointed [[Chancellor of Germany#Chancellor of the Weimar Republic (1919–1933)|Chancellor of Germany]].<ref>{{cite book | last = Grand | first = Alexander | title = Fascist Italy and Nazi Germany: the "fascist" style of rule | publisher = Routledge | location = New York | year = 1995 | isbn = 9780415105989 | page=xiv}}</ref>
* [[March 31]] – The [[Hays Code|Motion Picture Production Code]] (Hays Code) is instituted by the studios in the United States, imposing strict guidelines on the treatment of sex, crime, religion and violence in films for the next 40 years.<ref>{{cite book|author1=Donald Crafton|author2=Charles Harpole|title=The Talkies: American Cinema's Transition to Sound, 1926-1931|publisher=Scribner|year=1997|page=474}}</ref>