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A ceremony has been held to mark 65 years since the atomic bombing of the Japanese city of Hiroshima.
Representatives from 75 nations - including the United States, which dropped the bomb - were among thousands who gathered to remember the moment that changed the world.
A bell was rung at the precise moment the nuclear bomb 'Little Boy' was dropped by a US plane - just after 0800 on August 6, 1945.
Around 140,000 people died, some instantly, others later from the effects of the radiation.
Hiroshima aftermath
The 65th anniversary of the  has been remembered in a ceremony Thursday in , Japan.

The atomic bomb, code-named "", was dropped on Hiroshima at precisely 08:15 local time on August 6, 1945 by the specially converted   bomber  piloted by Colonel , who later retired as a brigadier general in the .

Diplomats from 75 countries attended this anniversary including the United States, United Kingdom and France for the first time. United Nations secretary-general Ban Ki-moon, who was also attending this ceremony for the first time said "Together, we are on a journey from ground zero to global zero — a world free of weapons of mass destruction, and that is the only sane path to a safer world. For as long as nuclear weapons exist, we will live under a nuclear shadow."

U.S. Ambassador to Japan  also attended, marking the first time that a U.S. representative has attended the ceremony. Meanwhile, some conservatives in the United States have criticised the choice for Roos to attend. Gene Tibbets, the son of retired Brigadier General Tibbets said on ,  "It's making the Japanese look like they're the poor people, like they didn't do anything. They hit Pearl Harbor, they struck us. We didn't slaughter the Japanese. We stopped the war."

Three days after Hiroshima, another atomic bomb, "", was dropped on nearby . The Japanese Government surrendered unconditionally on August 15, and signed the formal surrender on the  on September 2 in .

Approximately 140,000 people died within days from the initial blast of the Hiroshima bomb and during the following year from radiation. The total death toll was almost half of Hiroshima's population.