Accreditation means that a government accepts a new ambassador from a new government of another nation. The reception of a diplomat means that a government acknowledges a new diplomat from another country. An example of accreditation would be the accreditation of the new French ambassador in Berlin after the Franco-Prussian War.
An example of reception would be when an ambassador is replaced and the country where the embassy is located acknowledges the new ambassador. More.
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.