People on both sides began pointing with pride or alarm to certain quantitative differences between North and South. From 1800 to 1860 the proportion of the northern labor force in agriculture had dropped from 70 to 40 percent while the southern proportion had remained constant at 80 percent. Only one-tenth of southerners lived in what the census classified as urban areas, compared with one-fourth of northerners. Seven-eighths of the immigrants settled in free states. Among antebellum men prominent enough to be later chronicled in the Dictionary of American Biography, the military profession
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