Sep
October 2025
Nov
On This Day 5 mins Read

October 20: Facts & Historical Events On This Day

Did you know that on this day, October 20, 1975, the Soviet spacecraft Venera 9 went into Venus' orbit?

Fact Checked Human Written Verified Sources Regularly Updated

October 20th is officially International Chef Day as well as Brandied Fruit Day.

Welcome to day 293 of 365! There are 72 days remaining in 2025.

If this day is your birthday or you simply want to know more about it, then you’ll enjoy these specially selected historical events from October 20th in years gone by.

Did you know that on this day, October 20, 1975, the Soviet spacecraft Venera 9 went into Venus’ orbit? It was the first time in history that a human spacecraft had done so.

Keep reading for more fun & interesting facts about October 20th in history!

Historical Events

What memorable events happened on October 20 in history? Keep reading to find out!

UK Prime Minister Liz Truss resigned after only 44 days in office, the shortest term in the country’s history.

The Lancet published a study that found pollution contributes to 1 in 6 deaths worldwide.

OTD in 2017: The Lancet published a study that found pollution contributes to 1 in 6 deaths worldwide.

The paper showed that in 2015, 9 million people died from pollution-related conditions that range from asthma to cardiovascular disease.

NTC forces killed Muammar Gaddafi and his son after the Battle of Sirte.

A month after launching in Japan, Metal Gear Solid was finally playable by North American PlayStation players.

Metal Gear Solid is consistently listed as one of the best and most influential video games of all time. Not only did it set the stealth genre of games up for success, but it also popularized the use of lengthy cutscenes to create a more cinematic in-game experience.

The Soviet spacecraft Venera 9 went into Venus’ orbit – making it the first to do so.

The US Supreme Court ruled to allow teachers to spank students even against their parent’s wishes.

Queen Elizabeth II led the Sydney Opera House’s grand opening.

OTD in 1973: Queen Elizabeth II led the Sydney Opera House's grand opening.

The opera house was designed by Jørn Utzon and is now one of the most iconic buildings in the world.

The Return of the King, the third installment in The Lord of the Rings book series by J. R. R Tolkein, was published.

The Governor of Kenya declared a state of emergency and began arresting hundreds of suspected leaders of the Mau Mau Uprising.

American pioneer aviator Noel Wien founded Alaska’s first airline, Wien Alaska Airlines Inc.

American suffragist Alice Paul was sentenced to seven months in prison for obstructing traffic in Washington caused by the Women’s Rights march she organized.

OTD in 1917: American suffragist Alice Paul was sentenced to seven months in prison for obstructing traffic in Washington caused by the Women's Rights march she organized.

Abraham Lincoln declared Thanksgiving Day a national holiday.

The announcement came after decisively winning the Gettysburg battle, and Lincoln felt there was much to be grateful for.

The British newspaper The Sunday Times was first published.

The United States ratified the Louisiana Purchase.

OTD in 1803: The United States ratified the Louisiana Purchase.

The US borrowed $15 million from Great Britain to purchase the territory of Louisana from France. The acquired land measured some 828,000 square miles (2,140,00 square km).

Maria Theresa – the only female to rule the Habsburg Empire – became queen following her father’s death.

Famous Births

Are you celebrating your birthday today? If so, did you know that you share the same birthday as John Krasinski? See what other famous people were born on this day.

1971

Snoop Dogg

American Rapper

Age

54 years old

Born IN

California, USA

1964

Kamala Harris

American Politician

Age

61 years old

Born IN

California, USA

1979

John Krasinski

American Actor

Age

46 years old

Born IN

Massachusetts, USA

1988

Candice Swanepoel

South African Model

Age

37 years old

Born IN

Mooi River, South Africa

1958

Viggo Mortensen

American Actor

Age

67 years old

Born IN

New York, USA

Birthday & Zodiac

People who were born on October 20th share the Libra star sign.

Libra is the seventh sign in the modern zodiac and is represented by the scales. The scales reflect Libra’s passion for balance and harmony.

Pink tourmaline is the birthstone that is allocated to anybody born during October. Ancient Egyptians believed that tourmaline came in so many different colors because it traveled across a rainbow during its creation, picking up all of its colors along the way.

If you were born on October 20, your estimated date of conception would be January 27 in the same year.

A baby that is conceived on October 20th, 2025, will be due next year around July 13th.

Special Holidays

If you're looking to try something new today, here are some special holidays that might just give you an idea.

International

International Chef Day

Forget doctors, nurses, firefighters, and so on - chefs have got to be some of the most important people in the world. After all, without chefs, we’d all be going hungry! So celebrate International Chef Day by showering the chefs in your life with compliments and eating their food.

United States

National Brandied Fruit Day

Brandied fruit was first created in the Victorian era to help preserve fruit for long periods of time. You’ve probably had it before, or something quite like it, if you’ve eaten any type of cake like a fruitcake. So celebrate today by making some brandied fruit, or just pick some up from the store!

Fact Of The Day

Days Until

Your countdown to 2025's upcoming special days!

  • Halloween

    11 days

  • Veterans Day

    22 days

  • Thanksgiving

    38 days

  • Christmas Day

    66 days

  • New Year's Day

    73 days

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About The Author

Luke Ward
Owner

Luke Ward is the owner of FactstoryHub. He has over 14 years of experience in researching, informative writing, fact-checking, SEO & web design. In his spare time, he loves to explore the world, drink coffee & attend trivia nights.

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