United Steelworkers v. Weber
United Steelworkers of America v. Weber, 443 U.S. 193 (1979), was a case regarding affirmative action in which the United States Supreme Court held that Title VII of the Civil Rights Act of 1964, which prohibits racial discrimination by private employers, does not condemn all private, voluntary, race-conscious affirmative action plans.
Source: Wikipedia — United Steelworkers v. Weber (CC BY-SA 4.0)