This is a religious Islamic war. It is also a war for civilization although not too many people realize it yet. And Israel is more religious than other countries. In fact, America is more religious than other countries.

https://www.youtube.com/watch?v=UPomqJz-qYc&t=916s

https://medium.com/tessas-web-log/zionism-why-you-have-to-be-proud-of-your-kid-50350e1dc143

That said, Israel is fighting a war of defense. If they don't finish off Hamas, and they have to, it will just keep going.