In many places, the Witnesses have taken up the challenge of learning the languages of people who have emigrated from countries where the preaching work is or has been restricted.
उदाहरणार्थ, उत्तर अमेरिकेतील अनेक मोठमोठ्या शहरांत, चीन व रशियातील असंख्य लोक राहायला आले आहेत.