For reference, 2015 was the year the "Sad Puppies"/"Rabid Puppies" slates tried hard to skew the vote for the alt-right, and managed to distort the set of nominated works. "No Award" won many categories that year as a protest vote by WorldCon attendees.

(Many jokes were made that year about "Noah Ward", multi-Hugo-winning author extraordinaire...)

https://en.wikipedia.org/wiki/Sad_Puppies