https://theconversation.com/the-iran-war-has-lessons-to-teach-us-about-nuclear-weapons-but-we-risk-learning-the-wrong-ones-278455.There is also the UN Treaty on the Prohibition of #Nuclear #Weapons of 2017, see: https://treaties.un.org/doc/Treaties/2017/07/20170707%2003-42%20PM/Ch_XXVI_9.pdf. 70 States have ratified this, & a further 4 have acceded to it (https://en.wikipedia.org/wiki/List_of_parties_to_the_Treaty_on_the_Prohibition_of_Nuclear_Weapons).