A 1945 ne ƙasashen duniya 50 suka gudanar da taro a Jihar San Francisco na Amurika domin ƙaddamar da dokoki ko jadawalin aiyukan ta Majalisar Ɗinkin Duniya. Manyan ƙasashen duniya da suka rattaba hannu a wannan yarjejeniyar dai sun haɗa da Amirka da China da Tarayyar Rasha da Birtaniya da kuma Faransa, wa'yannan ƙasashen ne kuma daga bisani suka zama wakilai na dindindin na masu ƙarfin faɗa aji.