Before Amityville was known as a haunted house, it was a home called High Hopes. And sadly, the hopes were killed along with the Defeo family in the early morning hours of November 13, 1974. Today is part one of the Amityville Murders. 

Sources:

https://www.nydailynews.com/life-style/amityville-horror-house-murders-gallery-1.2666264

https://english.elpais.com/usa/2022-01-10/it-wasnt-ghosts-but-something-worse-the-brutal-truth-about-amityville.html

https://amityvillemurders.com/the-defeos/the-defoe-family.html

https://www.oxygen.com/family-massacre/crime-news/amityville-horror-true-story-behind-ron-defeos-family-massacre

https://www.findagrave.com/memorial/5066762/ronald-joseph-defeo

https://www.gettyimages.com/detail/news-photo/michael-brigante-father-of-louise-defeo-weeps-after-mass-news-photo/97324988

https://www.nytimes.com/1974/11/17/archives/accused-in-familys-murder-defeo-implicated-in-19000-theft.html

https://horrorobsessive.com/2021/04/02/the-defeo-murders-the-story-behind-the-amityville-horror/

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

https://www.abc.net.au/science/articles/2011/03/08/3157382.htm

https://medium.com/crimebeat/the-horror-of-amityville-a05929e962ab

https://www.rendelmanlaw.com/2018/08/30/what-is-a-440-motion/