Not to make it easy on the Zionists but to make it hard on the Arab nations who abandoned you.
The savage occupation will surely find another reason to "mow the lawn".
If you're gone, they will have to turn to Egypt, Jordan, Turkey, ... all the nations who "occupy" their promised land. And these nations have a strategic advantage, they're recognized states with a seat in the UN and they have a trained and equipped military to fight back.