Poseidon's enemies were his father,Cronus,his brother Zeus because Zeus was the king of all gods and not Poseidon,and Athena because Zeus promised Poseidon the city of Athens. But when Athena was born he told Athena she could be the patron of Athens. So they had a contest.
They would each give the people of Athens a gift. Who's ever gift they liked better would get the city of Athens. Poseidon gave the people of Athens a salt water spring.
Athena gave them an olive tree. The people liked the olives better so Athena won the contest and got the city of Athens. 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.