World War One, basically.
Answer:
The answer is D) It Oversaw a long period of peace and great wealth
Explanation:
This is because it made the rule of law" overcome the "rule of sword" which ended up bringing peace and stability to Japan for over 200 years.
How that helped :)
The fall of communism had its roots in postwar weariness. Communism originated in France, Europe. The ideal of communism opposes human nature and thus it would always be bound to fail. The answer to this open-ended lies on the bad effects of communism.