“If a majority of the world’s nations call for a cease-fire, yet fail to press for prosecution of Israel—what is to stop Israel from ethnically cleansing all Palestinians?” reads World Beyond War’s letter, which it urged supporters to send to governments that have been critical of Israel. “For that matter, what is to stop other nations from repeating a horror of this magnitude?”

Source: Israeli officials fear possible genocide charges at ICJ – Pearls and Irritations