There are more of us then there are of them. So they will need to either kill us all, or work with us.
And as many of the overlords claim to believe in a Christian/Jewish God, and so believe that one day God will come down to Earth and build a city at Jerusalem (or something like that) they will not want to anger their god by killing all of us (perhaps just the remainder of Gaza...)
And as many of the overlords claim to believe in a Christian/Jewish God, and so believe that one day God will come down to Earth and build a city at Jerusalem (or something like that) they will not want to anger their god by killing all of us (perhaps just the remainder of Gaza...)