Few leaders even bother to apologise for these crimes, as President Barack Obama did in 2015, after American jets bombed a hospital in Kunduz, killing dozens of doctors and patients. Law scholar Peter Margulies noted that a military investigation of the bombing established commanders had shown callous disregard for human life—yet, no one was prosecuted for war crimes. Also read: India’s long war with Maoists has a huge void — no number of dead bodies can fill it The laws of killing Ever since 1949, the Geneva Conventions have promised protection of the sick and wounded in war—civilian or military,...