IN an unprecedented show of unity, leaders of fifteen major United Nations and humanitarian organizations have issued a stark warning about the "apocalyptic" situation in Gaza, calling for an immediate cessation of hostilities and unimpeded humanitarian access to the region. The joint statement, one of the strongest collective humanitarian appeals to date, describes a rapidly deteriorating crisis in North Gaza, where civilians face imminent risk of "disease, famine and violence." The humanitarian leaders paint a devastating picture of the current situation, with hospitals under attack, schools serving as shelters being bombed, and rescue teams being deliberately targeted while attempting to…