The Battle of Halloween, 1981 (Marauders Era AU)

What if Halloween of 1981 had played out differently? What if, instead of going straight after James and Lily, Voldemort had chosen to attack Hogwarts instead? Could Voldemort be vanquished once and for all?

A Marauders Era AU
Long one shot

{disclaimer: I do not support her beliefs in the slightest, but I must give character credit to JK Rowling}