It was the use of the Atomic Bomb. Having won the war in Europe, the Americans
and their allies concentrated their efforts on the Far East. Japan refused to surrender despite the
on-going bombings and destruction of her army.
They also threatened to kill American POWs if they U.S. invaded Japan. Truman
ordered the use of the atomic bomb. It was
used in Hiroshima on August 6 then again on Nagasaki on August 9 resulting to
Japan’s surrender.
Cloth and spices brought back by the crusaders led to greater interest in trade.