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Laura Helmuth@laurahelmuth.bsky.social |
The U.S. government authorized 75,000 "Four Minute Men" to deliver speeches at theaters while movie reels were being changed (which took four minutes) in support of U.S. joining World War I. Fascinating comms/propaganda history @annaleen.bsky.social 🧪 www.scientificamerican.com/article/this...
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