Why Father in-law wants to kill son-in-law?

Just caste or religion or money differences?

https://www.newindianexpress.com/cities/hyderabad/2020/sep/25/newlywed-couple-from-hyderabad-becomes-victimofhonour-killing-husband-strangled-to-death-2201718.html

https://www.thequint.com/voices/opinion/amrutha-pranay-telangana-caste-murder-honour-killing-maruthi-rao-suspected-suicide#:~:text=24%2Dyear%2Dold%20Amrutha%20is,influential%20businessman%20from%20Miryalaguda%2C%20Telangana.

https://www.thenewsminute.com/article/maruthi-rao-death-amrutha-tries-attend-fathers-last-rites-blocked-family-119813

Even RGV Indian film Director made a movie on this.

Read the tragedy stories of Indian mother-in-law caste and American daughter-in-law divorce case. 

Love, Marry an American https://kumarexclusive.com/2020/09/21/love-marry-an-american/

Another subscriber’s tragedy story, A Brahmin Man married a Reddy Woman. In India context we use Boy and Girl but in International standards, anybody is above the age of ready to marriage is not called boy or girl. The parents of the Man does not like him marrying a Reddy caste person hence they asked him to get out by insulting that Reddy daughter-in-law.