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Manhattan Project

Overseen by General Leslie Groves, The Manhattan Project was the U.S.-led effort to produce the world’s first atomic bomb during World War II. The Manhattan Project was undertaken in 1942 and resulted in the development of the atomic bombs that devastated the Japanese cities of Hiroshima and Nagasaki and ended World War II in the Pacific.

The Men Against the Bomb

The Men Against the Bomb

Development and testing of the word’s first atomic bomb and the decision to use it against Japan were marked by heated debate about the consequences.   More »



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World War 2 Casualties: The Freckleton Air Disaster

World War 2 Casualties: The Freckleton Air Disaster

As World War 2 casualties go, the Freckleton air disaster was the single largest suffered by the allies in the entire war.

The Likable, Inept Ambrose Burnside

The Likable, Inept Ambrose Burnside

Ambrose Burnside knew better than anyone ele that he was ill-suited to command an entire army into combat.

World War 2 Casualties & Caring for the Wounded

World War 2 Casualties & Caring for the Wounded

In the midst of escalating numbers of World War 2 casualties, American soldiers followed a medical care echelon system initially devised for European battlefields.

John Griffen’s Ordnance Rifle at the Battle of Gettysburg

John Griffen’s Ordnance Rifle at the Battle of Gettysburg

Inventor John Griffen’s 3-inch Ordnance Rifle was one of the safest, most reliable, and most accurate cannons of the American Civil War.

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