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telegraph

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A technology from the 19th century that contributed to centralized control and the governance of empires.

Videos Mentioning telegraph

Chapter 1: Freedom and Unfreedom: Lessons of the 20th Century | LFHSPBC

Chapter 1: Freedom and Unfreedom: Lessons of the 20th Century | LFHSPBC

PolicyEd

A technology from the 19th century that contributed to centralized control and the governance of empires.