During the 1930 ’ s, convention discourses featuring the Kingdom as the hope of the world were carried by radio networks or chain broadcasts and telephone lines that circled the globe.
ये रेडियो नेटवर्क या चेन प्रसारण कार्यक्रम (chain broadcasts) और संसार भर में जानेवाली टेलीफोन लाइनों द्वारा प्रसारित किए गए ।