April 23 is a date of remarkable global and Indian significance. It is observed worldwide as World Book and Copyright Day and English Language Day - two celebrations that champion the power of knowledge, language, and cultural diversity.

Today in History: April 23 - World Book Day, Manoj Bajpayee, Satyajit Ray and More
Beyond these observances, April 23 is marked by extraordinary births, deeply felt losses, and landmark events in medicine, technology, sports, and politics that have shaped the course of history in India and across the world.
April 23 Global Observances
World Book and Copyright Day
Every year on April 23, the United Nations Educational, Scientific and Cultural Organisation (UNESCO) celebrates World Book and Copyright Day. The day aims to:
- Foster a global passion for reading and literacy
- Highlight the importance of books and authors in enriching human civilisation
- Promote copyright protection to safeguard the creative rights of authors and publishers
- Encourage people of all ages to discover and rediscover the joy of reading
April 23 was chosen for this observance as it coincides with the death anniversaries of literary giants William Shakespeare and Miguel de Cervantes - two of the most influential writers in world literature.
English Language Day
April 23 is also observed as English Language Day by the United Nations. The day promotes:
- Multilingualism and cultural diversity
- The balanced and equal usage of the six official UN languages - Arabic, Chinese, English, French, Russian, and Spanish
- Appreciation of the English language's role in global communication and diplomacy
April 23 in Indian and World History: Key Events
| Year | Event |
| 1984 | Scientists publicly disclosed the discovery of the AIDS virus - a pivotal moment in medical history |
| 2002 | India-China discussions commenced in Beijing on cross-border terrorism |
| 2005 | The first video was uploaded to YouTube - a milestone in digital content history |
| 2013 | Chris Gayle scored the fastest century in IPL history - 100 runs off just 30 balls vs Pune Warriors |
First YouTube Video Uploaded - April 23, 2005
On April 23, 2005, a quiet but world-changing moment occurred - the first ever video was uploaded to YouTube. The 18-second clip titled "Me at the zoo" was uploaded by YouTube co-founder Jawed Karim. This modest beginning launched a platform that would go on to become the world's largest video sharing website, transforming how billions of people consume content, learn, and communicate. Today, YouTube hosts over 800 million videos and serves more than 2 billion logged-in users every month.
AIDS Virus Discovery Announced - April 23, 1984
On April 23, 1984, US Health and Human Services Secretary Margaret Heckler announced that scientists had identified the virus responsible for AIDS - later named HIV (Human Immunodeficiency Virus). This discovery was a critical turning point in one of the most devastating health crises of the 20th century, paving the way for the development of diagnostic tests and eventually antiretroviral treatments that have saved millions of lives worldwide.
Chris Gayle's Fastest IPL Century - April 23, 2013
On April 23, 2013, West Indian batting legend Chris Gayle scripted cricket history by smashing the fastest century in IPL history - reaching 100 runs off just 30 balls playing for Royal Challengers Bangalore against Pune Warriors. Gayle went on to score an unbeaten 175 off 66 balls - a record IPL score that still stands. This innings remains one of the most breathtaking batting performances in the history of Twenty20 cricket.
Notable Births on April 23
A remarkable array of personalities across religion, literature, music, cinema, and sports were born on April 23:
| Year | Name | Field |
| 1504 | Guru Angad Dev Ji | Second Sikh Guru |
| 1858 | Pandita Ramabai | Women's Rights Activist and Educator |
| 1889 | G.P. Srivastava | Hindi Litterateur |
| 1905 | Kadasiddheshwar | Revered Guru, Navnath Tradition |
| 1927 | Annapurna Devi | Sole Female Surbahar Player |
| 1935 | Kakkanadan | Indian Short Story Writer and Novelist |
| 1938 | S. Janaki | Legendary Indian Playback Singer |
| 1968 | Kishori Shahane | Marathi Actress and Classical Folk Dancer |
| 1969 | Manoj Bajpayee | Acclaimed Indian Film Actor |
| 1974 | Shweta Menon | Model, Actress, Femina Miss India Asia Pacific 1994 |
| 1975 | A. Sarkunam | Tamil Film Director |
| 1982 | A. Sarkunam | Actress, Television Anchor and RJ |
| 1989 | Siddhant Gupta | Indian Film Actor and Model |
Guru Angad Dev Ji (Born April 23, 1504)
Guru Angad Dev Ji was the second of the ten Sikh Gurus and one of the most revered spiritual leaders in Sikh history. Born on April 23, 1504, he is credited with standardising and popularising the Gurmukhi script - the script in which the Punjabi language is written today. He also continued and strengthened the tradition of the Langar (community kitchen) initiated by Guru Nanak Dev Ji. His contributions to Sikh philosophy, literacy, and community service remain foundational to the Sikh faith.
Pandita Ramabai (Born April 23, 1858)
Pandita Ramabai was one of India's most extraordinary social reformers and champions of women's education and emancipation. Born on April 23, 1858, she was a Sanskrit scholar, educator, and Christian missionary who dedicated her life to uplifting the status of women - particularly widows and child brides - in 19th century India. She founded Mukti Mission in Pune to provide shelter and education to destitute women and girls. She was the first Indian woman to be conferred the title of Pandita in recognition of her exceptional scholarship.
Annapurna Devi (Born April 23, 1927)
Annapurna Devi, born on April 23, 1927, was a supremely gifted musician recognised as the sole female player of the Surbahar - a bass variant of the sitar. Daughter of the legendary musician Ustad Allauddin Khan and former wife of sitar maestro Ravi Shankar, Annapurna Devi chose a life of quiet dedication to music over public performance. Despite rarely performing in public, she is universally regarded as one of the greatest musicians of her generation and an extraordinarily gifted teacher.
S. Janaki (Born April 23, 1938)
S. Janaki, born on April 23, 1938, is one of the most celebrated and versatile playback singers in the history of Indian cinema. With a career spanning over five decades, she has recorded songs in more than 17 Indian languages including Telugu, Kannada, Tamil, Malayalam, and Hindi. Her melodious voice and extraordinary range made her one of the most sought-after singers in South Indian cinema. She is the recipient of numerous National Awards and Filmfare Awards South.
Manoj Bajpayee (Born April 23, 1969)
Manoj Bajpayee, born on April 23, 1969, is widely regarded as one of the finest actors in Indian cinema. He rose to national prominence with his electrifying portrayal of Bhiku Mhatre in Ram Gopal Varma's Satya (1998) - a role that won him the National Film Award for Best Supporting Actor. Over a career spanning nearly three decades, Bajpayee has delivered critically acclaimed performances in films such as Pinjar, Gangs of Wasseypur, Aligarh, Bhonsle, and the acclaimed web series The Family Man. He is a recipient of multiple National Awards and the Padma Shri.
Ranjini Haridas (Born April 23, 1982)
Ranjini Haridas, born on April 23, 1982, is one of Kerala's most popular and versatile media personalities - a celebrated television anchor, actress, and radio jockey. Known for her vibrant personality and sharp wit, she has hosted some of Malayalam television's most popular reality and entertainment shows and remains a beloved public figure in Kerala.
Notable Deaths on April 23
| Year | Name | Field |
| 1926 | Madhavrao Sapre | Thinker and Freedom Fighter |
| 1973 | Dhirendra Verma | Hindi and Braj Language Poet and Writer |
| 1992 | Satyajit Ray | Legendary Filmmaker, Screenwriter and Author |
| 2006 | Rajnarayan Chandavarkar | Noted Personality |
| 2011 | Mohammed Abdus Sattar | Indian Football Player |
| 2012 | Mohammed Abdus Sattar | Film Producer |
Satyajit Ray (Died April 23, 1992)
The most significant loss commemorated on April 23 is undoubtedly the passing of Satyajit Ray - one of the greatest filmmakers in the history of world cinema. Born in Kolkata, Ray made his directorial debut with the landmark film Pather Panchali (1955), the first installment of the celebrated Apu Trilogy. His body of work - spanning films, screenplays, short stories, and children's literature - placed Indian cinema on the global map. He received the Academy Honorary Award (Oscar) just days before his death on April 23, 1992. He is also the recipient of the Bharat Ratna - India's highest civilian honour. Ray's vision, humanism, and cinematic genius continue to inspire filmmakers and artists across the world.
Madhavrao Sapre (Died April 23, 1926)
Madhavrao Sapre was a distinguished freedom fighter, journalist, and thinker who made significant contributions to Hindi literature and journalism during the Indian independence movement. He is credited with writing the first Hindi short story - Ek Tokri Bhar Mitti (1901) - a milestone in the history of Hindi literary tradition.
April 23 at a Glance: Quick Facts
| Category | Highlight |
| Global Observance | World Book and Copyright Day / English Language Day |
| Technology | First YouTube video uploaded, 2005 |
| Medicine | AIDS virus discovery announced, 1984 |
| Cricket | Chris Gayle - fastest IPL century in 30 balls, 2013 |
| Cinema | Manoj Bajpayee born 1969 / Satyajit Ray died 1992 |
| Music | S. Janaki born 1938 / Annapurna Devi born 1927 |
| Religion | Guru Angad Dev Ji born 1504 |
| Social Reform | Pandita Ramabai born 1858 |


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