How did the wizarding public know Voldemort's powers were broken on Halloween?

[sunnyskywalker]

I was trying to think of a reason for a rebounding Killing Curse to make Voldemort’s body disappear (no luck so far) when I thought of an entirely different question: with no body and no witnesses (other than Harry, who probably didn’t know more than a few words), why was the wizarding public so quick to believe Voldemort had been defeated?( Read more... )