关于Nations的作文知识

Octoberisamonthwithlotsoffestivals.DoyouknowUnitedNationsDay?ItsetuponOctober24th,1945.Sincethen,everyyearof24th,OctoberbecomestheUnitedNationsDay.UnitedNationsisfirstlyinventedbyAmericapresident,Roos...