B.
Hitler's main reason for starting World War II was the following:
He wanted to unite the German people
He wanted to expand the land of Germany to feed more people (this is why he demanded Danzig from Poland)
America must extend commercial relations with Europe while insuring that the US has as little to do with European politics as possible. This is because if America gets too involved with European politics, then the US will lose more money in European wars that do not truly affect them.
<span>Significance: This was the first principle of American foreign policy. Peace, commerce, and honest friendship with all nations, entangling alliances with none.</span>
A rise in prices and the fall in the purchasing value of money
