I would split it into two TextBlocks and only change the visibility using a trigger. By using the Inlines and trying to change the Text in the triggers you probably run into precedence problems and the Inlines cannot be extracted to a Setter .
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.