HISTORICAL CHRONOLOGY

On This Day in History

Discover key historical events within the Genesis range (1950–2049) that occurred on this calendar day, and claim their commemorative registry plaques.

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Historical chronology for July 31

July 31

11 historical milestones registered between 1950 and 2049

July 31, 1954 AVAILABLE

A team of Italian climbers became the first to reach the summit of K2, the world's second-highest mountain.

Wikipedia: 1954 Italian expedition to K2
1954 Italian expedition to K2
July 31, 1964 AVAILABLE

The space probe Ranger 7 captured thousands of close-up photographs of the Moon over its final minutes of flight and transmitted them to Earth before crashing on the lunar surface.

Wikipedia: Uncrewed spacecraft
Uncrewed spacecraft
July 31, 1966 AVAILABLE

The pleasure cruiser MV Darlwyne disappeared off the coast of Cornwall with the loss of all 31 people aboard.

Wikipedia: Loss of MV Darlwyne
Loss of MV Darlwyne
July 31, 1972 AVAILABLE

The Troubles: Hours after the British Army's Operation Motorman brought an end to the self-declared autonomous area of Free Derry (Free Derry Corner pictured) in Northern Ireland, three car bombs exploded in the village of Claudy.

Wikipedia: The Troubles
The Troubles
July 31, 1975 AVAILABLE

The Troubles: In a botched paramilitary attack, three members of the popular Miami Showband and two Ulster Volunteer Force gunmen were killed in County Down, Northern Ireland.

Wikipedia: The Troubles
The Troubles
July 31, 1991 AVAILABLE

Soviet Special Purpose Police Unit troops killed seven Lithuanian customs officials in Medininkai in the most serious attack of their campaign against Lithuanian border posts.

Wikipedia: OMON
OMON
July 31, 2000 AVAILABLE

Three years after being hit by a mudslide, the Ten Thousand Buddhas Monastery (pagoda pictured) in Hong Kong fully reopened.

Wikipedia: Mudflow
Mudflow
July 31, 2002 AVAILABLE

Hamas detonated a bomb at the Mount Scopus campus of the Hebrew University of Jerusalem, killing nine students and injuring about 100 more.

Wikipedia: Hamas
Hamas
July 31, 2006 AVAILABLE

Following intestinal surgery, Fidel Castro provisionally transferred the duties of the Cuban presidency to his brother Raúl.

Wikipedia: Fidel Castro
Fidel Castro
July 31, 2007 AVAILABLE

The Troubles: Operation Banner, the British Armed Forces' operation in Northern Ireland, ended after 38 years with a military stalemate and ceasefire.

Wikipedia: The Troubles
The Troubles
July 31, 2012 AVAILABLE

The largest power outage in history occurred across 22 Indian states, affecting more than 620 million people, or about 9 percent of the world's population.

Wikipedia: 2012 India blackouts
2012 India blackouts