NASA’s Explorer 49 was launched into Earth’s orbit to research long-range radio waves within the Milky Way.
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Swedish authorities finally closed a 34-year-old inquiry into the murder of their prime minister.
Robber John Dillinger stole $10,000 in his first robbery at a bank in New Carlisle, Ohio.
In London, the Millenium Bridge closed for safety checks following large crowds, which caused the bridge to start swaying.
Innocent Bridget Bishop was the first person to be trialed and hung for witchcraft in Massachusetts, US.
The first class of students graduated from the United States Naval Academy.
