Subtitle is used in movies to give a text version of the words spoke. The other definition has to do an alternate title for a creative work such as books, movies, or plays. You can find more information here: en.wikipedia.org/wiki/Subtitle.
A subtitle is an explanatory or alternate title. For example, Mary Shelley used a subtitle to give her most famous novel, Frankenstein; or, the Modern Prometheus, an alternate title to give a hint of the theme.In library cataloging the subtitle does not include an alternate title which is defined as part of the title proper; e.g.
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.