History of Censorship Timeline

(399 BCE–Present)

The history of censorship traces how governments, religious institutions, and other authorities have controlled or restricted the circulation of ideas, information, art, and speech. It also follows the continuing struggle between censorship, public safety, political power, and freedom of expression. Less

Artistic and educational censorship

1920

1980

1985

1990 - 1999

2001

2001

2004 - 2009

2005

2005

2006

2011

2015

Dec 2018

2019

2024

Historical and legal censorship

1933 - 2014

1978

1997

2004

Political and media censorship

1945 - 1949

1956 - 1974

1973

1988 - 1994

Jul 2014

Sep 2015

Apr 2017

2020

Mar 2022

Mar 2022

Dec 2022

Internet and information control

Nov 2007

2009

Nov 30, 2009 - Feb 7, 2010

2010

2010

2011

2013

2014 - 2019

Apr 29, 2017

Key Facts

  1. In 399 BCE, the Athenian philosopher Socrates was executed after being accused of impiety and corrupting the youth, making his trial an early example of suppressing dissenting ideas.
  2. Religious authorities played a major role in regulating texts, including the Roman Catholic Church's Index of Forbidden Books, first published in 1559.
  3. The invention of the printing press increased the spread of information while prompting states and churches to impose licensing systems, book bans, and prior restraints.
  4. Censorship has expanded beyond books to newspapers, theater, film, radio, television, photography, and the internet, often during wartime or periods of political crisis.
  5. Modern debates distinguish censorship from content moderation and regulation, while continuing to address hate speech, misinformation, national security, privacy, and freedom of expression.

Source

This History of Censorship timeline was generated with the help of AI, using information found on the internet.

We work hard to keep these timelines accurate, but mistakes do get through. If you spot one, email us at [email protected] and we'll fix it for future visitors.

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