Merge module's don't get executed as they don't get shipped with the installer. They get consumed during the build and merged into an MSI. The CustomActions get listed in the Module*Sequence tables with instructions to merge before or after standard actions.
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.