Advantages:
From a conservative or state-based ideology: it is much easier to control population since they rarely receive "strange" ideas or influence from outside. Domestic policies become much more important. In so, it becomes easier to set popular aims targeting citizens.
The country could(historically seen) stand the best defense against outside powers which could try to set an invasion. For example, the Great Wall of China turned out to set a strong defense against Mongols and other menaces along many centuries.
Disadvantages are listed:
Trading with other countries can influence negatively on economic growth, as there is no autonomous country even if it results as big as China.
Trade has become key in today's globalized world, henceforth the need to collaborate or cooperate in economic exchanges is a necessity to keep up the pace in global affairs.
USA was behind in Science and Math. So the federal government dumped massive amounts of money at the high school and college level. Americans so the Cold War heat up in Space. Very far behind.
The first space shuttle had enough capablities to go to Mars.
Mars was the orginal goal!
Moon became the target because USA moved it to so.
Watch Hidden Figures and October Sky for some inspiration.
Answer: Rutherford B. Hayes
Explanation:
Depends some don't want to let go of the past, others it could be they are scared of being judged for what their ancestors did. They also might have PTSD this might give them flashbacks and scary dreams about things they might have seen.
Answer:
I bet it's children should be filial to their parents because they were big on children obeying parents espicially in ancient china
