On a down day in Japan, Donal Lenihan explores the city of Hiroshima, a city that will be forever linked to the destruction and devastation caused by the atomic bomb in August 6, 1945.

Barack Obama has laid a wreath at Hiroshima in Japan - the city destroyed by an American atomic bomb in 1945.

Barack Obama has became the first sitting US president to visit the site of the world's first atomic bomb attack, bringing global attention both to survivors and to his unfulfilled vision of a world without nuclear weapons

US president Barack Obama yesterday said his visit to Hiroshima, the first city to suffer an atomic bombing, would emphasise friendly ties between former enemies, and reiterated he would not apologise for the devastating attack.

As Barack Obama prepares to become the first American president to visit Hiroshima, Yuriko Koike heralds statesmen who have promoted peace and put their countries’ needs first 

President Barack Obama will travel to Hiroshima this month in the first visit by a sitting American president to the site where the United States dropped an atomic bomb.

US Secretary of State John Kerry called his visit to a memorial to victims of the 1945 US nuclear attack on Hiroshima “gut-wrenching” and said it was a reminder of the need to pursue a world free of nuclear weapons.

US secretary of state John Kerry has said the 70th anniversary of the atomic bombing of the Japanese city of Hiroshima underscored the importance of a deal reached on Iran’s nuclear programme last month.

On the 70th anniversary of the bombing of Hiroshima and Nagasaki, Louise Sarsfield Collins argues that accidental nuclear detonation is a much more pressing issue than nuclear war.

'I saw a powerful flash. I thought the sun had fallen down in front of my eyes.'

Japan marked the 70th anniversary of the atomic bombing of Hiroshima with Mayor Kazumi Matsui urging world leaders to step up efforts towards making a nuclear weapons free world.

It’s just a few cryptic notations on a yellowed sheet of paper, but it changed the course of history. 

Tomorrow is the 70th anniversary of the Hiroshima bombing, which killed 70,000. Geoffrey Roberts looks at how and why we ushered in the age of the megaton bomb.

With enough nuclear weapons in existence to destroy humanity several times over, Hans Blix believes there is still an urgent need for agreements to limit their proliferation