Free-soil Party of the following groups fought the expansion of slavery into the western territories by arguing that slavery was morally wrong and that free labor was better for the economy than slavery. There Name free-soil party was named like that so slaves wouldn't have to have contact with anytype of labor(Digging,Picking cotton etc)
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Clara Barton’s work during the civil war led to the formation of the Red Cross
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The machine gun, had been so refined that they changed the nature of warfare. Tanks and airplanes had a big impact on mechanized warfare, or warfare that relies on machines powered by gasoline and diesel engines.
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