Why is duress unavailable as a defence to murder, accessory to murder or attempted murder?

All people should be encouraged to act heroically. If duress was an accepted defence to murder then this would withdraw the protection of the criminal law from innocent members of society and cast a cloak of protection on the person who committed the crime of murder, accessory to murder or attempted murder. 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.