On This Day in History

February 4

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2016
Science

World Health Organization Declares Ebola Outbreak in West Africa Over

The WHO declared the end of the Ebola outbreak in West Africa after more than 11,000 deaths across Guinea, Liberia, and Sierra Leone. It was the deadliest Ebola epidemic in history.

๐Ÿ“ Geneva, Switzerland (global announcement)

Science Health Epidemic
2011
Culture

United Nations Launches World Interfaith Harmony Week

The United Nations began observing World Interfaith Harmony Week to promote mutual understanding and dialogue between different faiths and cultures, aiming to reduce religious tension globally.

๐Ÿ“ New York City, United States (UN Headquarters)

Culture UN Religion
2004
Invention

Facebook Founded by Mark Zuckerberg and Harvard Classmates

Facebook was launched by Mark Zuckerberg and fellow Harvard students, beginning as a college networking site and eventually evolving into one of the most influential social media platforms globally.

๐Ÿ“ Cambridge, Massachusetts, United States

Invention Technology Social Media
2000
Science

World Cancer Day Observed Globally for the First Time

World Cancer Day was observed for the first time, following its declaration at the World Summit Against Cancer in Paris, to raise awareness and promote prevention, detection, and treatment worldwide.

๐Ÿ“ Paris, France (global observance)

Science Health Global Health
1987
Science

Worldโ€™s First Genetically Modified Plant Field Trials Begin

Field trials for the first genetically modified plants were initiated in the U.S., laying the foundation for modern biotechnology in agriculture and food production.

๐Ÿ“ California, United States

Science Biotechnology Agriculture
1979
Politics

Iranian Revolution: Ayatollah Khomeini Takes Power in Iran

Following his return from exile, Ayatollah Ruhollah Khomeini assumed control over Iran's government, solidifying the success of the Islamic Revolution and replacing the monarchy with a theocratic regime.

๐Ÿ“ Tehran, Iran

Politics Revolution Middle East
1976
Culture

Black History Month Officially Recognized in the United States

President Gerald Ford officially recognized Black History Month during the U.S. Bicentennial, calling on citizens to honor the neglected accomplishments of African Americans throughout history.

๐Ÿ“ Washington, D.C., United States

Seize the opportunity to honor the too-often neglected accomplishments of black Americans. โ€“ Gerald R. Ford
Culture Civil Rights United States
1974
Tragedy

Patricia Hearst Kidnapped by Symbionese Liberation Army

Patricia Hearst, granddaughter of newspaper magnate William Randolph Hearst, was kidnapped by the left-wing terrorist group SLA. Her subsequent involvement in their activities sparked national controversy.

๐Ÿ“ Berkeley, California, United States

Tragedy Crime United States
1973
Tragedy

Mexico City Earthquake Kills Hundreds in 1973

A powerful earthquake struck central Mexico, including Mexico City, causing the deaths of several hundred people and drawing international attention to the region's earthquake preparedness.

๐Ÿ“ Mexico City, Mexico

Tragedy Earthquake Mexico
1960
Science

US Navy Submarine USS Triton Begins Circumnavigation

The USS Triton set out on Operation Sandblast, the first submerged circumnavigation of the Earth. The mission showcased U.S. Navy technological prowess during the Cold War.

๐Ÿ“ Groton, Connecticut, United States (launch)

Science Military Cold War
1955
Culture

Nagasaki Peace Park Established in Japan

Nagasaki inaugurated Peace Park to commemorate the victims of the atomic bombing and promote global nuclear disarmament, becoming a powerful site of remembrance and peace education.

๐Ÿ“ Nagasaki, Japan

Culture Peace Japan
1948
Politics

Sri Lanka Gains Independence from Britain

Ceylon (now Sri Lanka) gained full independence from British rule, becoming a self-governing Dominion within the British Commonwealth, later transforming into a republic in 1972.

๐Ÿ“ Colombo, Sri Lanka

Politics Independence Sri Lanka
1945
Politics

Yalta Conference Begins Between Allied Leaders

Franklin D. Roosevelt, Winston Churchill, and Joseph Stalin met at the Yalta Conference to discuss postwar Europe, leading to critical decisions that shaped the Cold War world order.

๐Ÿ“ Yalta, Crimea (then Soviet Union)

Politics WWII Allied Powers
1945
War

US Army Captures Manila During WWII

American forces launched a major offensive to recapture Manila from Japanese occupation. The battle would lead to the city's liberation but also heavy destruction and civilian casualties.

๐Ÿ“ Manila, Philippines

War WWII Philippines
1938
Politics

Nazi Germany Enacts Law Restricting Jews from Practicing Medicine

The Nazi regime passed legislation barring Jewish doctors from treating non-Jewish patients, further institutionalizing anti-Semitic policies that preceded the Holocaust.

๐Ÿ“ Berlin, Germany

Politics Holocaust Germany
1930
Tragedy

Charles Lindbergh Jr. Born โ€” Later Kidnapped in 'Crime of the Century'

Charles Lindbergh Jr., son of famed aviator Charles Lindbergh, was born. His 1932 kidnapping and murder shocked the world and led to landmark changes in U.S. federal crime legislation.

๐Ÿ“ Englewood, New Jersey, United States

Tragedy Crime United States
1922
Tragedy

South African Police Massacre Black Miners at Rand Rebellion

In the lead-up to the Rand Rebellion, South African authorities violently suppressed black miners advocating for improved rights and wages, exacerbating racial divisions in the labor movement.

๐Ÿ“ Witwatersrand, South Africa

Tragedy Labor South Africa
1913
Politics

Civil Rights Movement: Rosa Parks Born

Rosa Parks, whose defiant stand against bus segregation sparked the Montgomery Bus Boycott, was born. She became a pivotal figure in the U.S. civil rights movement and a global symbol of resistance to injustice.

๐Ÿ“ Tuskegee, Alabama, United States

You must never be fearful about what you are doing when it is right.
Politics Civil Rights United States
1906
Science

Clyde Tombaugh, Discoverer of Pluto, Born

Clyde Tombaugh, the American astronomer who discovered Pluto in 1930, was born. His discovery expanded the known boundaries of the solar system and sparked debates over planetary classification.

๐Ÿ“ Streator, Illinois, United States

Science Astronomy United States
1861
Politics

Confederate States of America Formed by Seceding U.S. States

Representatives of six Southern U.S. states met in Montgomery, Alabama, to establish the Confederate States of America, setting the stage for the American Civil War.

๐Ÿ“ Montgomery, Alabama, United States

Politics Civil War United States