Atomic bomb
On August 6, 1945, the United States became the first and only country to use atomic weapons in wartime.
In the following lines, ET sheds light on the most important world events that took place on January 24.
On September 22, many important events took place.
On August 9, many important events took place.
For decades, nuclear testing led to horrific human and environmental consequences, UN Secretary-General António Guterres says.
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