Assertion: migration's impact | /r/HasProperty | unmistakable
Facets:
value: by 1970
type: TEMPORAL
Source sentences:
text: By 1970, when the Great Migration ended, its demographic impact was unmistakable: Whereas in 1900, nine out of every 10 black Americans lived in the South, and three out of every four lived on farms, by 1970 the South was home to less than half of the country’s African-Americans, with only 25 percent living in the region’s rural areas.