If Palestine is admitted as member of the ICC, she will be able to report any Israeli official involved in settlement construction and ask the Court for an indictment for a war crime. (The Israeli Attorney General has already told the Cabinet it might be vulnerable to this charge.) This will bring to an end the settlement enterprise and open the door for serious peace negotiations with Israel because Israel will have nothing to gain from a delay.
Donald Trump: Israeli settlement construction in West Bank should 'keep going' (Haaretz)
from the article: Salam Fayyad signals he may resign ‘for sake of Palestinian unity’