I believe the answer is: To control trade along the Mississippi River.
By controlling the Mississippi river, Thomas Jefferson believe that they could eliminate british influence in products distribution to different states. He counted that the amount of products transported from this river could accounted to around 500 million tons of shipped goods per year.
The United Nations (the UN) was established in 1945, the same year the Second World War ended. This organization was created in the hopes of averting such another massive war.
Answer:
After Japan surrendered in 1945, ending World War II, Allied forces led by the United States occupied the nation, bringing drastic changes. Japan was disarmed, its empire dissolved, its form of government changed to a democracy, and its economy and education system reorganized and rebuilt.