Earlier quoted context omitted.
It's even worse than that. Israel's minister of the security services is ideologically aligned with the terrorists, and has openly supported their causes all his life. A quite unprecedented situation, I think!
There is a lot of precedent for one tribe eliminating another tribe to gain land. The only way a conflict over land ends is if one side wins.
These days though, there is no unclaimed land or unpopulated place to move in to. Practically speaking anyway. No one would want to move into the Yucatan jungles or Boreal Siberia even if the host countries invited them in to settle land.