 Nyora kupfuurira kweiyi ndima - Rondedzero yacho inotanga paUnion Mills, Maryland. Hondo yakatanga paGettysburg yakaguma pana July 4, 1863 panguva imwe cheteyo nokuwa kweVicksburgnekukunda kwakasimba asi kunodhura kweConfederate. Mukuru mukuru Robert E. Lee namauto ake vanofamba vachienda kuWashington, D.C., ndokurwisa, vachivimba kuti kana vakakwanisa kutora guta guru vanogona kukunda muhondo. 