16h 23min, aug 21, 1862 y - U.S.-Dakota War, Battles at Fort Ridgely
Description:
The Dakota attacked Fort Ridgely twice, one on August 20 and once on August 22. 280 military and civilian defenders hold out until reinforcement end the siege.
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Date:
16h 23min, aug 21, 1862 y
Now
~ 161 years ago
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