What advances in Technology were brought about and hastened by necessity during the Civil War?

Finally a inventive great question: The Civil War brought many innovations to Warfare; Trench War Fare, Torpedoes (land mines), Aerial observation, Submarines, Rifled Weapons,
Armored Ships, Railroads, Telegraphs, Artillery and Maneuvers. God Bless You and The Southern People.

John Trice Discusses Medical Technology During the Civil War

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