The command line is evaluated command-wise first and then any action (like setting environment variables, calling programms) is done. Therefore $dir is set not before the command line is evaluated. One possibility to solve the problem is to separate the variable setting from its usage by.
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.