Yes, murder could be an accident but not assassination. Of course, it is not only inevitable, but is a delayed action. I differ with the word era. It could be a page, a leaf of history. Certainly not an era.
Time is eternal, indestructible.
You can turn its pages but never, never tear them out. Gandhi has acquired some position in history which nobody can deny, not even Nathuram. The page will be there forever in fact. Sometime in the future, in some storm, the pages will flutter and there will be that same Gandhi's page before the world. I don't refute Gandhi's theory of non-violence.