Yes, you need to install on each remote machine, as the invoke-command will run the commond on the remote machine. If you are using Powershell v3, you do not need to import manually, as PSV3 could import module automatically, but if you are using powershell-v2, you need to import in the -scriptblock {ipmo path\to\module}.
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.