lesson
Innovations in Communication: The Telegraph and Morse Code
Explain how the electric telegraph revolutionized long-distance communication, commerce, and news reporting.

Explain how the electric telegraph revolutionized long-distance communication, commerce, and news reporting.
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7th Grade · Social Studies · US-AZ-SS
6 lessons
Examine how technological innovations, transportation networks, factory systems, and immigration transformed the American economy in the early 19th century.