telegraph

Product

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

Mentioned in 1 video

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.