On Friday, U.S. President Barack Obama will become the American president to visit the Japanese city of Hiroshima. The visit is a event for the USA and Japan. Hiroshima is the first city in the to suffer from atomic weapons. The bomb that U.S. dropped on the city in August of 1945 killed an estimated 140,000 in that year. Many historians say it helped bring an to the Second World War. Others say it should have happened. President Obama said his visit is to focus on the . An advisor to the president said Mr Obama would not apologise for the . The advisor said Obama, "will offer a forward-looking vision" that focuses on the future of the USA and Japan.
Barack Obama hinted in 2009 that he would one like to visit Hiroshima. His to the city has got many people in Japan and the USA talking about the bombs that fell on Hiroshima, and later Nagasaki, which killed so people. Mr Obama said his visit would be a to think about how war is and to remember the terrible of life. He said he hoped his time in Hiroshima would remind people that war causes death and that nuclear weapons should never be used . He said: "Part of my goal is to recognise that innocent people caught in war can suffer ." He added: "And that's not just the thing of the past. That is happening today in many of the world."