Egyptian President Anwar Sadat and Israeli Prime Minister Menachem Begin signed the Camp David Accords, a major step toward Middle East peace.
📍 Washington D.C., United States
NASA rolled out the Space Shuttle Enterprise, the first space shuttle orbiter, marking a new era in reusable spacecraft.
📍 California, United States
The WHO declared smallpox eradicated in the Americas, a milestone in global public health.
📍 Geneva, Switzerland
President Harry S. Truman delivered the first-ever televised presidential address from the White House, marking a new era in political communication.
📍 Washington D.C., United States
Allied forces launched Operation Market Garden, the largest airborne operation in history, aiming to secure bridges in the Netherlands.
📍 Netherlands
The Soviet Union invaded eastern Poland, two weeks after Germany's invasion, as part of the Molotov-Ribbentrop Pact.
📍 Poland
Swiss chemist Albert Hofmann first synthesized LSD, a substance that would later influence psychiatry and counterculture movements.
📍 Basel, Switzerland
The LZ 127 Graf Zeppelin completed its first transatlantic flight, advancing long-distance air travel.
📍 Lakehurst, New Jersey, United States
The British Army tested the first successful prototype of a tank, changing the future of ground warfare.
📍 Lincoln, United Kingdom
Pilot Eugene Ely successfully landed a plane on a moving warship, demonstrating the potential of naval aviation.
📍 Chesapeake Bay, United States
Guglielmo Marconi demonstrated wireless telegraphy to the British Army, pioneering modern wireless communication.
📍 Salisbury Plain, United Kingdom
Boston opened the first subway line in North America, marking a significant advancement in urban transportation.
📍 Boston, Massachusetts, United States
The inaugural modern Olympic Games concluded in Athens, reviving the ancient sporting tradition on a global scale.
📍 Athens, Greece
Thomas Edison opened the world's first motion picture studio, the Black Maria, laying the foundation for the film industry.
📍 West Orange, New Jersey, United States
The Battle of Antietam during the American Civil War resulted in the highest single-day casualty count in U.S. history.
📍 Sharpsburg, Maryland, United States
William Henry Perkin's discovery of mauveine marked the first use of synthetic dye, transforming the textile industry.
📍 London, United Kingdom
The U.S. Congress passed the Fugitive Slave Act, intensifying tensions that would lead to the American Civil War.
📍 Washington D.C., United States
The first international cricket match was played between Canada and the United States, marking the start of international cricket.
📍 New York City, United States
The first organized passenger bus service using horse-drawn buses began in London, revolutionizing public transportation.
📍 London, United Kingdom
The United States Constitution was signed by delegates at the Constitutional Convention in Philadelphia, establishing the framework of the U.S. government.
📍 Philadelphia, Pennsylvania, United States