Question

why did the us attack hiroshima and nagasaki?? Need urgently ​

Answer 1

$\large\fbox\red{Answer}$

The committee settled on two "psychological" objectives of the first atomic bombing: to scare the Japanese into unconditional surrender and to impress upon the world the power of the new weapon. That second goal was especially important to the researchers choosing the target.

• Thnku :)

Answer 2

The explicit reason was to swiftly end the war with Japan. But it was also intended to send a message to the Soviets. Ever since America dropped a second atomic bomb on Nagasaki, Japan on August 9, 1945, the question has persisted: Was that magnitude of death and destruction really needed to end World War II