July 17: Facts & Historical Events On This Day

Did you know that on this day, July 17, 1959, Mary Leakey discovered ancient skull remains in Tanzania, Africa?

July 17th is celebrated as World Emoji Day and Yellow Pig Day.

Welcome to day 198 of the year folks, there are 167 days left of the year.

Today is your lucky day because we have collected some of the most fascinating historical events that all just happened to occur on July 17th.

Did you know that on this day in 1959, Mary Leakey discovered ancient skull remains in Tanzania, Africa? This was the discovery of a new species of human-like creatures, Paranthropus boisei.

Keep reading for more interesting facts about July 17th in history!

What Events Happened On July 17 In History?

2015 American superhero movie “Ant-Man” by Marvel was released.

1998 American swashbuckler film “The Mask of Zorro” was released in the United States.

Filming took around one year at Estudios Churubusco in Mexico City, Mexico, and had a $95 million budget. The film grossed a total of $250 million after its release on this day. Due to its success, the film was followed by a sequel, The Legend of Zorro, released in 2005.

1995 Bill Gates became the richest man in the world with a net worth of $12.9 billion.

OTD in 1995: Bill Gates became the richest man in the world with a net worth of $12.9 billion.

1975 The Apollo-Soyuz Test Project completed the world’s first international space rendezvous.

Two days after a successful joint launch, the American Apollo and Soviet Soyuz Spacecraft made headlines when they met in space and successfully docked with each other in Earth's orbit. Within two hours of docking, the captains of each spacecraft met and exchanged the first international handshake in space. The meeting of the two spacecraft, which was widely televised, preceded two days of joint activities and experiments involving the former rivals. This monumental event is largely considered the final event in the Space Race.

1974 John Lennon was given 60 days to leave the US.

Lennon faced deportation from the United States if he did not leave within the given time frame. As a "global" citizen, this was not the first time Lennon had outstayed his welcome in the US. Although his wife Yoko Ono was granted permanent residence, Lennon was not and faced being deported back to the UK if he did not comply with the immigration rules.

1959 Mary Leakey discovered ancient skull remains in Tanzania, Africa.

Research revealed the fossils were more than 3.75 million years old and were of an extinct ape, which is now believed to be an ancestor of humans.

1945 The Potsdam Conference began between the Soviet Union, UK & US.

OTD in 1945: The Potsdam Conference began between the Soviet Union

The meetings after World War II were designed to discuss how to administer Germany.

1917 The British Royal family changed their surname to Windsor.

OTD in 1917: The British Royal family changed their surname to Windsor.

The change was made by King George V, whose previous name was German Saxe-Coburg.

1902 Willis Carrier invented the world’s first electronic air conditioner.

Carrier created the air conditioner to help cool down the rooms in which color printing presses were operated. However, high heat and humidity affected the quality of the images they printed. Carrier later developed several formulas that led to ever-increasing advances in air conditioning technology.

1717 Water Music by George Frideric Handel premiered on the River Thames, London, at the request of King George I.

1585 The English secret service discovered the Babington Plot to murder Queen Elizabeth I.

Anthony Babington was one of the plot's chief conspirators in killing Queen Elizabeth I and replacing her with her cousin Mary Queen of Scots. The plot's motive was to restore England to its previous religion, as Queen Elizabeth I was a protestant and Mary Queen of Scots was a Roman Catholic.

1054 Henry IV was crowned King of Germany at Aachen Cathedral.

180 AD Twelve North African Christians, known as the Scillitan Martyrs, were executed for their religious beliefs.

Famous Quotes Said On July 17

Memorable quotes are being said or written every day. Here we have the most notable quote ever said on this day.


“However happy people say they are, nobody is satisfied: we always have to be with the prettiest woman, buy a bigger house, change cars, desire what we do not have.”

– Paulo Coelho

Famous People Born On July 17

Is today your birthday? If so, did you know that Tom Fletcher was also born on this day? Here are more famous people born on this day.

1976 Luke Bryan

American Singer

Luke Bryan
46 years old
Born In:
Georgia, USA

1994 Kali Uchis

American Singer

Kali Uchis
28 years old
Born In:
Pereira, Colombia

1952 David Hasselhoff

American Actor

David Hasselhoff
70 years old
Born In:
Maryland, USA

1985 Tom Fletcher

English Singer

Tom Fletcher
37 years old
Born In:
England, UK

Famous People Who Died On This Day

1915 - 1959 Billie Holiday

Billie Holiday

Billie Holiday was an American singer born on April 7, 1915. She died on this day in 1959, at age 44 in New York City, USA.

Special Holidays On July 17

Are you looking for something to do today? Then why not find time today to celebrate the following special holidays.

July 17: World Emoji Day

World Emoji Day

There are countless emojis in use today to help us express ourselves in messages. Ever noticed the calendar emoji is July 17? That’s why today has been allocated as World Emoji Day. Be sure to use them liberally today.

July 17: National Yellow Pig Day

National Yellow Pig Day

Don’t go thinking that today is about pigs, as it couldn’t be further from the truth! A bunch of mathematicians created Yellow Pig Day in the 1960s to celebrate the number 17 and its mathematical complexities and chose a yellow pig as the number’s mascot.

THe Fact Site's

Fun Fact Of The Day

Sudan has more pyramids than any country, with 255. They outnumber Egyptian pyramids by twice the amount.

July 17 Birthday Facts, Zodiac & Birthstone

If you were born on July 17th, your star sign is Cancer.

Cancers will keep other people’s secrets close to their hearts. So have no fear – you can always rely on Cancers. Did you know that in Hindu astrology, the sign of Cancer is named Karka and its Lord is the moon?

For those of you born in July, you have the Ruby birthstone. Ruby was regarded as the “king of gems” by the ancient Hindus and is traditionally a favored gem by royal families worldwide.

If you were born on July 17, your estimated date of conception falls on October 24 in the previous year.

A baby conceived on July 17, 2023, will likely be due next year around April 9.

Share This

Fact Check

We have a thorough fact-checking process and a dedicated team verifying our content for accuracy. But occasionally, we may get things wrong, or information becomes outdated. If you believe something to be incorrect, please leave us a message below.

Leave a Comment