The southern Japanese city of Nagasaki on Saturday marked 80 years since the U.S. atomic attack that killed tens of thousands and left people hoping their harrowing memories can help make their home city the last place to be hit by a nuclear bomb.

As Japan marks 80 years since the atomic bombings of Hiroshima and Nagasaki, the country's postwar identity is shifting.

On the 80th anniversaries of the Hiroshima and Nagasaki bombings, survivors continue searching for remains and healing—and Americans remain divided over whether the bombings were justified.