The killing of 14-year-old Yosef Eisenthal, who was run over by a bus during an anti-recruitment protest in an Orthodox district of West Jerusalem on Tuesday night, has brought renewed attention to one of the most contentious issues in Israeli politics: the exemption of ultra-Orthodox Jews from military service.According to numerous analysts, the scale of the fissure is such that it poses an existential threat to the right-wing coalition led by Prime Minister Benjamin Netanyahu, which has so far weathered multiple accusations of genocide in Gaza and criticism over unilateral attacks on regional neighbours.Recommended Stories list of 4 itemsend of listEisenthal was among tens of thousands of ultra-Orthodox, or Haredi, protesters when he was hit by the bus at an intersection in the Romema neighbourhood. Three other protesters, all reported to be teenagers, were injured in the incident. Israeli media reports say the bus driver had previously been attacked by demonstrators before driving into the crowd.Netanyahu issued a statement on Wednesday morning, pledging that the incident would be thoroughly investigated and urging “restraint to prevent the mood from becoming further inflamed so that, heaven forbid, we do not have additional tragedies”.Anger over the exemption of Israel’s ultra-Orthodox students dates back to early attempts in 1999 to formalise what had previously been a de facto arrangement, with Haredi leaders arguing that young men should be allowed to focus on full-time religious study to preserve Jewish law and tradition, rather than be cons …