The old Imperial capital was Kyoto which means western capital. However the governing power of the country or most of it was not always in Kyoto. It was at times in Kamakura, Azuchi, Osaka, and Edo Edo was the governing city of the Shogunate government of the Tokugawa family.By the mid-1800s with foriegners barging in and the Shogunate tottering, samurai loyal to the Emperor helped to overthrow the old Shogunate government and put the Emperor once again at the head of the government.
It was decided though to move to Edo because all the bureacratic institutions necessary for running the country were already in place in Edo and had been so for over 200 years In 1868, Emperor Meiji made his official move to Edo and it was renamed Tokyo - "east capital.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.