Abategetsi bo mu bihugu 29 bigize NATO basohoye itangazo bemeranya kurangwa n'ubumwe, ariko iyi nama y'uyu muryango yo kwizihiza isabukuru y'imyaka 70 umaze yabereye hafi y'umurwa mukuru London w'Ubwongereza yanaranzwemo n'ubushyamirane bwinshi.
