State one problem that bring about the decline of the roman empire

How did the battle of okinawa affect president truman’s decision to use the atomic bomb against japan? it showed that japan was close to surrendering. it showed that the us could not win the war without it. it showed that japan was willing to fight to the end. it showed the us could easily defeat japan.

By the time died in 1725 russia was an important european state

Which did president andrew jackson support?