Once the piercing is healed, it will be safe to go swimming.
Six months is the safest amount of time to wait. You might be able to get away with 5 or 4, but to be safe and stick to six and give it time to heal properly. Navel piercings are very easily infected.
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.