さべつたいぐうのれきし【(…への)差別待遇の歴史】
the history of discriminatory treatment (against …)
さべつたいぐう【差別待遇】
discriminatory [discriminative] treatment差別待遇する discriminate among people; treat people different...
さべつたいぐうする【差別待遇する】
discriminate among people; treat people differentlyひどい差別待遇を受けたI was horribly discriminated again...