On This Day in History
July 7
New Seven Wonders of the World Announced
Following a global vote by over 100 million people, the New Seven Wonders of the World were announced, including landmarks such as the Great Wall of China and Machu Picchu.
Global Live Earth Concerts Held for Climate Change Awareness
Live Earth, a series of concerts across all seven continents, was held to raise awareness of climate change. The event featured over 150 musical acts and reached millions globally.
2005 London Bombings Kill 52 People
Four coordinated suicide bombings targeted London's public transport system during the morning rush hour, killing 52 people and injuring over 700 in the worst terrorist attack in modern UK history.
Universal Declaration on Bioethics and Human Rights Drafted
UNESCO finalized the draft of the Universal Declaration on Bioethics and Human Rights, promoting principles of dignity, consent, and justice in biomedical sciences worldwide.
NASA Launches Opportunity Rover’s Twin, Spirit
NASA launched the Mars Exploration Rover Spirit, one of two twin rovers designed to explore the Martian surface. Spirit provided valuable data until it ceased communication in 2010.
First International Criminal Court Opens in The Hague
The International Criminal Court (ICC) opened in The Hague as the first permanent tribunal to prosecute individuals for genocide, war crimes, and crimes against humanity.
NASA’s Mars Pathfinder Releases Sojourner Rover
The Sojourner rover rolled onto the Martian surface from the Mars Pathfinder lander, becoming the first successful robotic rover to operate on another planet’s surface.
First Female Prime Minister of Norway Appointed
Gro Harlem Brundtland was appointed as Norway’s first female Prime Minister. A physician and public health expert, she became a pioneer in politics and environmental advocacy.
Vanuatu Joins the United Nations
The Pacific island nation of Vanuatu became a member of the United Nations, two months after gaining independence from joint British and French colonial rule.
Solomon Islands Gain Independence from the United Kingdom
The Solomon Islands officially gained independence from British colonial rule, joining the Commonwealth and establishing a parliamentary democracy in the Pacific.
Discovery of Charon, Pluto’s Largest Moon
Astronomer James Christy discovered Charon, the largest moon of Pluto, dramatically advancing the understanding of Pluto’s mass and system. The find was later confirmed by photographic plates.
Reinstatement of the Canadian Citizenship Act
Canada's revised Citizenship Act took effect, allowing dual citizenship and modernizing nationality laws, representing a significant shift in Canadian immigration policy.
Iraq Nationalizes Its Oil Industry
Iraq completed the nationalization of its oil industry, taking control from the Iraq Petroleum Company. This move strengthened Iraq’s economic independence and influenced global oil politics.
Founding of the United States Army Institute of Heraldry
The United States Army Institute of Heraldry was officially established to oversee the design and standardization of military insignia, flags, and coats of arms for all branches of the U.S. military.
Japan Invades China, Beginning the Second Sino-Japanese War
Hostilities broke out between Japanese and Chinese forces at the Marco Polo Bridge near Beijing, marking the start of the Second Sino-Japanese War, which later merged into World War II.
World's Tallest Waterfall, Angel Falls, First Measured
Explorer Jimmie Angel’s discovery of Angel Falls in Venezuela was officially measured, confirming it as the highest waterfall in the world at 979 meters.
Sliced Bread Sold for the First Time in Missouri
The Chillicothe Baking Company in Missouri sold the first commercially sliced bread using Otto Frederick Rohwedder's machine, leading to the phrase “the best thing since sliced bread.”
Czech Composer Gustav Mahler’s Symphony No. 8 Premieres Posthumously
Mahler’s massive Symphony No. 8, known as the “Symphony of a Thousand” due to its vast performing forces, premiered in Munich and was praised for its emotional depth and scale.
U.S. Annexes Hawaii as a Territory
The United States Congress passed the Newlands Resolution, officially annexing Hawaii as a U.S. territory. This marked a major step in American expansion into the Pacific.
Execution of Thomas More for Treason
Sir Thomas More, English philosopher and former Lord Chancellor, was executed for refusing to acknowledge Henry VIII as the head of the Church of England. He was later canonized by the Catholic Church.