Answer:
He misjudged power and perspective of key sectors of American industry
Answer: The stong nationalism of the Serbians.
Explanation: The Serbians were against plans of Austria-Hungary to colonize their land.
Secondary; The events are 100 years apart. There is virtually no chance of it being primary.
The middle class i guess because they needed <span>people with enough wealth to buy factory equipment and a building to house it.</span>