At five months your little guy is simply enjoying the increased movement he is able to achieve. It's very normal for little legs and little arms to kick and box. It encourages strength.
Sounds like you have an adorable bunch of energy. I wish you and your son well :).
A normal healthy brain is going through the "Piaget's secondary circular reaction stage. " Your baby has discovered that if he does the same thing, the same thing will happen. It's very good.It happens between 4-8 months.
Sit back and enjoy it! Those little ones can be so entertaining! :).
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.