SO, aside from getting on with the part time PhD...there may be rules that lurk unplucked, unopened, watching from afar, hoping that their time has come to be played.
Here's a selection of those currently in 'shelf isolation' which may need to be examined...
We always should have played more, though it can become a grind in larger games. The classic 'divisional exhaustion' and game design are very representative of battle narratives.
I get a sense that the new 'In Deo Veritas' for C17th is also closely modelled on the mechanisms (if not the turn sequence).