There is no land to give back. According to the mandate of Palestine the land is Jewish. And the so-called Palestinians have only exited since June 1968. The west bank was Jordan’s, and Jordan withdraw their claim I 1993 and Israel has pull out of Gaza in 2005.
Australian Islamic State recruiter killed in U.S. airstrike in Iraq (Reuters)
from the article: Egypt FM: Still no basis for direct Israeli-Palestinian peace talks