Last Updated: October 15, 2026
Today in History – October 15 holds immense significance in both Indian and global history. From the official adoption of the modern calendar to monumental achievements in aviation, literature, and diplomacy, this date marks several transformative milestones. Furthermore, it marks the birth anniversaries of India’s Missile Man, Dr. A.P.J. Abdul Kalam, and the Great Mughal Emperor Akbar.
This article covers:
- Major historical events on October 15
- Famous personalities born on October 15
- National and international observances
- Important current affairs and competitive exam facts
Table of Contents
🌟 Top Highlights of October 15
- Inception of Gregorian Calendar (1582): Pope Gregory XIII introduced the Gregorian calendar, reformulating human timekeeping.
- Birth of India’s Missile Man (1931): Birth anniversary of Dr. A.P.J. Abdul Kalam, 11th President of India and revered scientist.
- Launch of Indian Aviation (1932): J.R.D. Tata launched Tata Airlines, marking the birth of civil aviation in India.
- Booker Prize for Arundhati Roy (1997): Arundhati Roy won the Booker Prize for The God of Small Things, becoming the first Indian citizen to do so.
- World Students’ Day: Celebrated globally to honor the vision and legacy of Dr. A.P.J. Abdul Kalam.
🗓️ Important Historical Events on October 15
1542 – Birth of Mughal Emperor Akbar
Akbar was born in Umerkot (now in Pakistan) to Mughal Emperor Humayun and Hamida Banu Begum. He later became the third and greatest ruler of the Mughal Empire, renowned for his administrative brilliance, religious tolerance (Din-i-Ilahi), and military expansions that reshaped the Indian subcontinent.
1582 – Adoption of the Gregorian Calendar
Pope Gregory XIII officially introduced the Gregorian calendar to correct accumulated errors in the Julian calendar. To realign the solar year, October 4, 1582, was followed immediately by October 15, 1582, skipping ten intermediate days. It remains the world’s most widely used civil calendar today.
1932 – India’s First Commercial Airline Service Begins
J.R.D. Tata piloted the inaugural air mail flight from Karachi to Bombay, launching Tata Airlines, which later became Air India. This historic event laid the foundation for civil aviation in India and positioned J.R.D. Tata as the father of Indian aviation.
1949 – Integration of Tripura, Manipur, and Benaras into India
In the post-independence integration process of princely states led by Sardar Vallabhbhai Patel, the princely states of Tripura, Manipur, and Benaras (Varanasi) formally merged with the Union of India on this day.
1997 – Arundhati Roy Wins the Booker Prize
Indian author Arundhati Roy was awarded the prestigious Booker Prize for her debut novel, The God of Small Things. She became the first resident Indian citizen to win this honor, marking a watershed moment for Indian writing in English.
Other Major Events
- 1917: Mata Hari, the famous Dutch exotic dancer, was executed by a French firing squad near Paris after being convicted of spying for Germany during World War I.
- 1992: Security forces neutralized Talwinder Singh Parmar, the mastermind behind the 1985 Air India Flight 182 (Kanishka) bombing, in Punjab.
- 2003: China successfully launched Shenzhou 5, its first crewed spaceflight mission, making China the third country in the world to independently send a human into space.
- 2009: ABN Andhra Jyothi (Aamoda Broadcasting Network), a prominent Telugu news channel, officially commenced operations.
🎂 Famous Birthdays on October 15
| Year | Personality | Domain / Notable Achievement |
| 1542 | Akbar | Third Mughal Emperor, architect of administrative and cultural synthesis |
| 1881 | P.G. Wodehouse | Iconic English humorist and creator of ‘Jeeves and Wooster’ |
| 1908 | John Kenneth Galbraith | Renowned Canadian-American economist and US Ambassador to India |
| 1920 | Mario Puzo | Oscar-winning author and screenwriter famous for The Godfather |
| 1927 | Parduman Singh Brar | Asian Games Gold Medalist athlete in Shot Put and Discus Throw |
| 1931 | Dr. A.P.J. Abdul Kalam | 11th President of India, eminent space scientist, popularly called the ‘Missile Man of India’. |
🕯️ Notable Death Anniversaries on October 15
- 1918 – Shirdi Sai Baba: Renowned Indian spiritual guru and saint revered by both Hindu and Muslim devotees. He attained Mahasamadhi on Vijayadashami day.
- 1937 – Nemali Pattabhi Rama Rao: former Diwan of the Cochin Princely State.
- 2014 – Turaga Janaki Rani: Legendary All India Radio (AIR) broadcaster, writer, and pioneer in children’s media.
- 1917 – Mata Hari: World War I dancer and accused spy.
📢 National & International Days Observed on October 15
- World Students’ Day: Designated in honor of the birthday of Dr. A.P.J. Abdul Kalam, recognizing his passion for education and students. To promote student welfare, foster scientific temper, and encourage lifelong learning. Highlights the role of education and youth in national and global development.
- International Day of Rural Women: Established by the United Nations General Assembly in 2007. To recognize the critical role and contribution of rural women in agriculture, food security, and rural development. Promotes gender equality and socioeconomic empowerment in rural communities.
- Global Handwashing Day: Initiated by the Global Handwashing Partnership in 2008. To advocate handwashing with soap as an effective, affordable way to prevent diseases and save lives. Critical public health intervention to curb infectious disease transmission worldwide.
- World White Cane Day: Proclaimed in 1964 by US President Lyndon B. Johnson to recognize the white cane as a symbol of independence for visually impaired individuals. To celebrate the achievements of blind and visually impaired people and raise awareness about accessibility. Enhances mobility rights and social inclusion for people with visual disabilities.
- Pregnancy and Infant Loss Remembrance Day: Observed globally to honor infants lost through miscarriage, stillbirth, SIDS, and other causes. To provide support, awareness, and remembrance for grieving families and parents. Removes social stigma and promotes mental health support for bereaved parents.
💡Did You Know?
- The Missing 10 Days: When Pope Gregory XIII introduced the Gregorian calendar in 1582, 10 calendar days were completely skipped. People went to sleep on October 4, 1582, and woke up the next morning on October 15, 1582!
- Commercial Pilot License No. 1: J.R.D. Tata was issued India’s first-ever commercial pilot license on February 10, 1929, enabling him to launch Tata Airlines on October 15, 1932.
- Never Met a Mobster: Mario Puzo, born on October 15, wrote the iconic mafia novel The Godfather, yet he admitted that he had never met a real-life mobster prior to writing the book—his knowledge came entirely from research.
- Royal Birth in Rajputana: Emperor Akbar was the only Mughal ruler born in a Hindu Rajput kingdom (Umerkot Fort), where his parents were granted refuge by Rana Prasad.