How did the modernizing of the navy change war at sea during the civil war?

it made them more prductive and efficent but with the change of polcies less and les got into the navy

- "a new era of american politics began with jackson's election in 1828, but it also completed a grand social experiment begun by the american revolution. nevertheless, jacksonian democracy represented a provocative blending of the best and worst qualities of american society."

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where is the cartoon dude