Yes. They do spend most of their life underwater as nympths.
Latter species is one of the most widely distributed of dragonflies. (2 to 3 in), but tropical species may reach 20 cm (8 in). Never ending search for food.
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.