They don;t give it back for the same reason Britain doesn;t give Canada back to the indians, or the US doesn;t give California back to Mexico. There was a war. One side defeated the other and seized their land. It;s hypocritical for you to say that Israel should give palistinean land back, but to sit quite contently in a country that was seized from another group of people and we have no intention of giving back. dan.