Later he carried out numerous fresco commissions for Roman churches, of which the most important are the Martyrdom of St. Andrew in San Gregorio Magno, the Life of St. Cecilia in San Luigi de' Francesci (1615-17), and the decoration of Sant' Andrea della Valle (1624-28). More.
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.