Mar
April 2025
May
On This Day 5 mins Read

April 4: Facts & Historical Events On This Day

Did you know that on this day, April 4, 1973, New York City's Twin Tower World Trade Center was officially opened?

Fact Checked Human Written Verified Sources Regularly Updated

April 4th is Vitamin C Day and Walk Around Things Day.

Today is the 94th day of the year, and there are 271 days left in 2025.

If today is your birthday then you should know that your birth date was an incredibly important day in history. We saw the world’s biggest building of its time built, the incorporation of some major businesses – and much more!

Did you know that on this day, April 4, 1973, New York City’s Twin Tower World Trade Center was officially opened? Upon completion they were the tallest buildings in the world.

Keep reading for more fun & interesting facts about April 4th in history!

Historical Events

What memorable events happened on April 4 in history? Keep reading to find out!

Finland officially joined Nato, becoming the 31st member of the security alliance.

Elon Musk bought a 9.2% stake in Twitter, amounting to $2.9 billion.

OTD in 2022: Elon Musk bought a 9.2% stake in Twitter

The 21st Commonwealth Games officially began on the Gold Coast, Queensland, Australia.

The Pink Star Diamond sold for a record USD 71 million in Hong Kong.

OTD in 2017: The Pink Star Diamond sold for a record USD 71 million in Hong Kong.

Beyoncé and Jay-Z married with only 40 guests present on their special day.

Jack Ma founded Alibaba Group Holding Limited.

NASA’s Challenger Space Shuttle was launched from Florida on its maiden voyage.

Mission STS-6 launched at 1:30 PM from the Kennedy Space Center and lasted a total of five days, twenty-six minutes, and 42 seconds. The first-ever extravehicular activities of the space shuttle program were conducted during the mission, where two astronauts spent just over four hours spacewalking.

Bill Gates and Paul Allen founded Microsoft.

New York City’s Twin Tower World Trade Center was officially opened.

OTD in 1973: New York City's Twin Tower World Trade Center was officially opened.

The buildings were the world's tallest at 1,350 feet tall. In the September 11, 2001 disaster, the towers were destroyed after terrorists crashed into them on hijacked planes.

Martin Luther King Jr. was assassinated.

He was shot at the Lorraine Motel in Memphis, Tennessee, by James Earl Ray.

Adolf Hitler formed the Schutzstaffel, the infamous paramilitary organization known to most as the SS.

The Kangra earthquake in India killed over 20,000 people.

This 7.8 magnitude earthquake destroyed up to 100,000 buildings, and 53,000 domestic animals were lost.

US Congress released a US flag that featured 20 stars and 13 red and white stripes.

OTD in 1818: US Congress released a US flag that featured 20 stars and 13 red and white stripes.

The Declaration of Breda document was issued by the exiled King Charles II of England.

The declaration promised a pardon of crimes committed during the English Civil War as loyal subjects of King Charles.

Moscow was mentioned for the very first time in historical records when two princes met there for a great banquet.

Famous Births

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

2005

Hayden Summerall

American Singer

Age

20 years old

Born IN

Texas, USA

1965

Robert Downey Jr.

American Actor

Age

60 years old

Born IN

New York, USA

1996

Austin Mahone

American Singer

Age

29 years old

Born IN

Texas, USA

1979

Heath Ledger

Australian Actor

Died On

Jan 22, 2008 (Age 28)

Born IN

Western Australia, Australia

1928

Maya Angelou

American Memoirist

Died On

May 28, 2014 (Age 86)

Born IN

Missouri, USA

Birthday & Zodiac

People who were born on this day share the Aries star sign.

As much as feeding off of the energy of Aries can be addictive, it can also become exhausting at times, especially if you’re a sign who likes peace and quiet like Cancers and Geminis.

Diamond is the birthstone given to people born in April. Diamonds have been used as decorative items since ancient times. They’re one of the most well-known gemstones in the world.

April’s birth flower, the daisy, signifies purity and youthfulness. The secondary birth flower, sweet pea, is a symbol of blissful pleasure and departures.

If you were lucky enough to be born on this day, you were likely conceived around July 12, the year before.

Babies conceived on April 4th, 2025, will likely be born around December 26th, 2025.

Famous Deaths

Unfortunately, April 4th has also been a day where we've had to say some goodbyes over the years…

1929 — 1968

Martin Luther King Jr.

American Minister Martin Luther King Jr. was born on January 15, 1929. He died on this day in 1968, at age 39 in Tennessee, USA.

1773 — 1841

William Henry Harrison

American President William Henry Harrison was born on February 9, 1773. He died on this day in 1841, at age 68 in Washington D.C., USA.

Special Holidays

If you've got a few minutes spare today, why not celebrate these special holidays.

United States

National Vitamin C Day

Did you know that the first vitamin supplement to be produced commercially was vitamin C? With today being Vitamin C Day, it’s the perfect day to take care of your health. So go on, eat well, exercise, rest, and pamper your fabulous self today.

United States

National Walk Around Things Day

Whether you take this day literally or not, that’s entirely up to you. What’s most important is that you try to walk around things! Forget walking through the park today; walk around it! Got a problem you’re facing? Don’t deal with it head-on; just ignore it. You can deal with it tomorrow.

Fact Of The Day

Days Until

Your countdown to 2025's upcoming special days!

  • Earth Day

    18 days

  • Cinco de Mayo

    31 days

  • Juneteenth

    76 days

  • Independence Day

    91 days

  • Halloween

    210 days

  • Christmas Day

    265 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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