Several factors account for obsession with race in the 1890s, including all of the following EXCEPT: O Progressive reformers became aware of discrimination and oppression of minority groups.
O American efforts to colonize and explore the globe brought Americans face-to-face with other races and
cultures.
O "New Immigration" raised concerns about conferring citizenship upon non-Anglos.
O There was violence along the United States-Mexican border and resistance of Indians to white authority.