gen·o·cide
/ˈjenəˌsīd/
noun
the deliberate killing of a large number of people from a particular nation or ethnic group with the aim of destroying that nation or group.
1200 plus is a large number especially considering the size of their population. Every dead Gazan is dead because of Hamas. You are doing what you tried to do from the day it happened: deny there was an attack and flaunt your hatred of Jews.