http://www.monstersandcritics.com/lists/living/10-jilted-lovers-who-took-revenge-too-far/
https://www.brainjet.com/random/2096/12-most-brutal-revenge-stories-ever
http://www.cracked.com/article_20434_5-people-who-took-revenge-to-whole-new-level.html
https://en.wikipedia.org/wiki/2014_Isla_Vista_killings
http://www.todayifoundout.com/index.php/2014/01/saint-buried-people-alive-burned-city-revenge/
https://en.wikipedia.org/wiki/Mongol_conquest_of_Khwarezmia
http://www.ancient-origins.net/famous-people/lioness-brittany-and-her-black-fleet-pirates-001998
https://en.wikipedia.org/wiki/John_and_Lorena_Bobbitt
http://www.dailymail.co.uk/news/article-2032208/CSI-fan-Jerry-Ramrattan-frames-ex-Seemona-Sumasar-elaborate-revenge-plot-did-too.html
http://www.nytimes.com/2011/11/24/nyregion/jerry-ramrattan-found-guilty-of-raping-and-framing-ex-girlfriend.html?mcubz=3
http://www.todayifoundout.com/index.php/2017/01/amazing-heroism-ben-l-salomon-army-dentist-killed-98-attacking-enemy-soldiers-single-handedly/
https://en.wikipedia.org/wiki/Murder_of_Travis_Alexander
https://www.thenational.ae/world/gambler-stoned-to-death-by-mob-after-killing-two-in-kenya-casino-sword-attack-1.200280
http://www.dailymail.co.uk/news/article-2990096/Ex-husband-31-arrested-arson-family-home-burned-wife-cheater-scrawled-walls.html
http://www.thedenverchannel.com/news/local-news/my-wife-is-a-cheater-arson-suspect-faces-judge-for-the-first-time