Answer: The stong nationalism of the Serbians.
Explanation: The Serbians were against plans of Austria-Hungary to colonize their land.
Answer:
A severe winter in 1788
lil more info:
Rising prices in Paris brought bread riots. By 1789 France was broke. The nobility refused to pay more taxes, and the peasants simply couldn't.
Answer: they devised an innovative irrigation system, which created a surplus of food
I think the answer would be manufacturing industry .
Pretty sure it was the Bessemer Process...