The result of union and confederate casualties during the battle of Gettysburg caused Robert E. Lee offered his resignation to President Jefferson Davis. The Aftermath of this event caused the union to win.<span />
<span>The British were occupying Philadelphia for the winter. The American Army needed to keep an eye on them and prevent them from foraging in the countryside for food they needed
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World War I, also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918
Im guessing they were called "wagon trains". Apologies if i'm incorrect!