4 links have been added on 1 ideas about #negativevoting.
  1. The French found a creative way to vote none of the above – spoiling the ballot!
    https://www.nbcnews.com/news/world/french-election-protest-vote-nobody-was-highest-half-century-n756261

  2. It seems that a few jurisdictions have it, including India.
    https://timesofindia.indiatimes.com/india/supreme-court-gives-voters-right-to-reject-all-candidates/articleshow/23144039.cms