shuttle diplomacy

Translations
челночная дипломатия
The ambassador engaged in shuttle diplomacy to resolve the conflict.
Посол занимался челночной дипломатией, чтобы разрешить конфликт.
Definitions
Shuttle diplomacy refers to the practice of a diplomat or negotiator traveling back and forth between parties in a conflict or negotiation to facilitate discussions and reach an agreement, often when direct communication is not possible or effective.
Words
shuttle

adjective
челночная
diplomacy

noun
дипломатия