Answer:
Emancipate basically means to, like, live under no one's influence. Or, as a child, be "legally an adult" so they would no longer require parental supervision, even if they had not yet reached the age of majority(usually 18)
It was the Japanese Americans. This is because Japan bombed Pearl Harbor in America, which made Americans suspicious of the Japanese Americans.
Hope this helped. Lmk if you still have a question or this explanation wasn't clear enough. :-)
Taxes are usually increased whenever it is necessary to increase the country's spending. The spending happens for various reasons from war, to rebuilding infrastructure on a major level, or even if the politicians are corrupt and plan to eventually steal money from the people.
Slaves were forbidden to leave the owner's property unless they were accompanied by a white person or had permission so in other words to keep them in check.