What was the battle of LWO Okinawa for and what happened?
what were the casualties

The battle of Iwo Okinawa was a battle of the Japanese Imperial army military force against the U.S's military force.

On the U.S's side, they did it to attempt acess to mainland Japan, and on Japan's side they did it because it was mid WW2 and they couldn't let the allies stop their conquest to obtain China, the Korean peninsula, and the Philippine islands.

The battle went like this;  

Casualties: around 7,200

NUMBER OF PEOPLE IN BATTLE:  70,000 U.S soldiers and 18,000 Japanese soldiers

bismarck believed in using force

is the correct answer!

the exclusive possession or control of the supply or trade in a commodity or service.