It is correctly called the Union Flag, and only the Union Jack when it is flown on a ship, the flag would be hoisted up a ships 'jackstay' a rope which runs up the main ships mast, hence the name Union Jack. Most British citizens offhandedly call it the "Union Jack" though, in much the same way Americans call their flag "Old Glory.
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.