True death of ego is not an event, it is all events in which the ego must die.

The nature of mind is ego, therefore it is only the light of Consciousness that can see it for what it is. In this seeing, the ego dies because it was never there, just as darkness was never there, only the absence of light was. This death of the ego, in each moment, over and over, liberates us from the infinitesimally narrow viewpoint that ego is, and gives us the grand view - of complete and utter oneness with the moment, which includes everything in existence, and indeed, includes in itself the complete experience of itself...