3883 entries. Last updated June 16, 2013.

Censorship Timeline Outline

  • Eras
  • Themes

1200 – 1300

Pope Gregory IX Orders the Seizure and Burning of Jewish Books
(June 9 – June 20, 1239)

Early Origins of the Star Chamber
(1275)

1450 – 1500

Archbishop Niccolò Perotti of Spiponto was the first to suggest Vatican censorship and review of all printed works after noticing numerous errors in an edition of Pliny.
The First Call for Press Censorship
(1471)

Handbook for Witch-Hunters and Inquisitors
(April 1487)

The Beginning of Prepublication Censorship
(November 17, 1487)

1500 – 1550

 Pope Alexander VI issued a bull granting cesorial powers over book printing to Archbishops and local authorities serving under them. (View Larger)
Censorship from One of the Most Controversial of Renaissance Popes
(1501)

 Pope Leo X, famous for later fighting Martin Luther's 95 theses, issued the strictest decree of papal censorship to date in 1515, with the aim of eliminating 'dangerous' texts which were causing evil to propogate 'from day to day.' (View Larger)
The Most Stringent Papal Censorship Before the Reformation
(May 4, 1515)

 The title page of Pope Leo X's bull 'Exsurge Domine,' bearing the Papal coat of arms, was written to warn Martin Luther that he must recant his 95 Theses or risk excommunication. (View Larger)
The Pope Responds to the 95 Theses
(June 15, 1520)

"The Law of Printing" Issued in Response to Exsurge Domine
(May 26, 1521)

Pre-Publication Censorship in England
(November 16, 1538)

 Copernicus' own manuscript of 'De revolutionibus orbium coelestium,' published shortly before his death in 1543, showing his theory of a heliocentric system, as opposed to Ptolemy's geocentric system, which accepted as nearly self-evident since Classical times.  (View Larger)
The Copernican Revolution Begins
(1543)

Henry VIII Restricts the Reading of the Bible
(May 12, 1543)

1550 – 1600

<p>Engraved portrait of Michael Servetus.</p>
Medical Discovery, Heresy, and Martyrdom
(1553)

The Inquistion Publishes its First List of Censored Works
(1554)

Index Librorum Prohibitorum
(1559)

It is Forbidden for any French Printer to Print without Permission, under Penalty of being Hanged or Strangled
(September 10, 1563)

Consolidating and Amplifying the Regulation of Printing in England
(June 23, 1586)

1600 – 1650

The First Private Newspaper Published in English
(1621)

Forerunner of the English Newspaper
(May 23, 1622)

Introduction of Book Burning by the Hangman
(1634)

A Decree of the Star Chamber Concerning Printing July 11, 1637
(July 11, 1637)

Sixty Printed Books and Three Newsbooks Ordered to be Burned
(1640 – 1660)

Abolition of the Star Chamber Stimulates Publishing
(1641)

The British Government Attempts to Re-Establish Censorship
(June 16, 1643)

"For Books are Not Absolutely Dead Things; but Doe Contain a Potencie of Life . . . ."
(1644)

1650 – 1700

Laws of Book Production and the Book Trade
(1675)

The End of Pre-Publication Censorship Stimulates Newspapers and Other Publishing
(1695)

1750 – 1800

The Central Enterprise of the French Enlightenment
(1751 – 1780)

Candide, ou l'Optimism
(1759)

Probably the Most Ambitious Editorial Enterprise before the Wikipedia
(1773 – 1782)

Suppression of Printing in Russia
(1798)

1800 – 1850

The Natural History of Man
(1819)

1920 – 1930

Blue-Print for The Third Reich
(1925 – 1927)

1930 – 1940

Burning 100,000,000 Books and Killing 6,000,000 People
(1933 – 1945)

Purging Germany of Jewish Culture
(April 6 – April 8, 1933)

Burning 25,000 Volumes of "un-German" Books
(May 10, 1933)

Liste des schädlichen und unerwünschten Schrifttums
(December 31, 1938)

1940 – 1950

Final Edition of the Index Librorum Prohibitorum
(1948)

"Nineteen Eighty-Four"
(1949)

1950 – 1960

"Fahrenheit 451"
(1953 – 2011)

Standing up to Censorship and McCarthyism
(1956)

"Nineteen Eighty-Four" Filmed
(1956)

1960 – 1970

Abolishing the Index Librorum Prohibitorum
(1966)

1990 – 2000

Anticybersquatting Consumer Protection Act
(November 29, 1999)

2000 – 2005

Working Around Chinese Censorship of Literary Works
(2002)

2005 – 2010

Development and State Control of the Chinese Internet
(April 14, 2005)

"An Uncensorable System for Mass Document Leaking"
(December 2006)

Wikileaks Manifesto
(December 31, 2006)

"Green Dam Youth Escort"
(May 19, 2009)

Piracy of Internet Filtering Software?
(June 13, 2009)

"The Web Pries Lid off Iranian Censorship"
(June 23, 2009)

U.S. National Text Pager Intercepts from 9/11 Are Released
(November 26 – November 26, 2009)

Google's Computers in China Come Under Attack, Initiating a Review of the Company's Operations in China
(December 2009 – January 12, 2010)

2010 – 2011

Google Pulls its Search Engine Out of Mainland China
(March 22, 2010)

Wikileaks Installs an "Insurance File"
(July 29, 2010)

The Wikileaks U. S. Diplomatic Cables Leak
(November 28 – December 8, 2010)

Founder of Wikileaks to Publish his Autobiography
(December 27, 2010)

2011 – 2013

Four Phases of Government Internet Surveillance and Censorship to Date
(February 25, 2011)

Major Websites Go Dark to Protest Web Censorship Legislation
(January 17, 2012)