race relations

noun

(functioning as plural) the relations between members of two or more human races, esp within a single community
(functioning as singular) the branch of sociology concerned with such relations

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for race relations

Contemporary Examples of race relations

He was also pretty concerned about race-relations on campus, and potential violence from Black Panthers.
Speed Read: The Juiciest Bits From a New Book on the Duke Lacrosse Scandal
William O’Connor
April 8, 2014