Japan used to be an isolated country as it's borders were closed to everyone. After they opened the borders, they started developing the country by accepting new technologies and anything similar that was considered to be beneficial for the country's well being. They also started to perfect things that they adopted which led to new inventions and advancements.
Answer: William Sherman led that famous march.
Explanation:
It was part of a military campaign and was part of the civil war.
Answer:
Religious tolerance increased after Abbas embraced both Sunni
Answer:Since the French decided to join the American side as an ally during the American Revolutionary War, they send a bunch of resources, man power(aka soldiers) and more to help their side (they also send Lafayette). Due to all of this, the Americans failed to pay back the debt to France in a short period of time(because their country just started and they need to organize everything), causing French to need to raise the taxes on the common people in their land, making life hard (because they need to feed mouths and their wages aren’t high) and forcing them to start a revolution (poor king that helped the Americans, he got his head chopped up for it).
There are more reasons but this is all I can think of for now.
Muckrakers presented Americans with facts about corruption in industry and government that prompted them to demand change.
Hope this helps :D