Decreasing nationalism is the answer.
I would go with the last option.
Answer:
It was the first framework of government written and enacted in the territory that is now the United States of America.
Explanation:
hope this helps!
I believe the answer is: Hundred Years War of 1337
The two main countries involved in the war is England and France. At that time, the church had a massive control in the European government. After the church split, each of these countries claimed ownership of region which controlled by the church before the split, and this resulted in hundred years of war.