Here's what the Online Etymology Dictionary has to say about the origins of the word racism:
racist 1932 as a noun, 1938 as an adjective, from race (n.2); racism is first attested 1936 (from French racisme, 1935), originally in the context of Nazi theories. But they replaced earlier words, racialism (1871) and racialist (1917), both often used early 20c. in a British or South African context. In the U.S., race hatred, race prejudice had been used, and, especially in 19c. political contexts, negrophobia.
Lenin coined the term racism. Wheres your secret stash of grain kulak?
Wait... wasn't it Trotsky who coined the term racism?
Here's what the Online Etymology Dictionary has to say about the origins of the word racism:
racist 1932 as a noun, 1938 as an adjective, from race (n.2); racism is first attested 1936 (from French racisme, 1935), originally in the context of Nazi theories. But they replaced earlier words, racialism (1871) and racialist (1917), both often used early 20c. in a British or South African context. In the U.S., race hatred, race prejudice had been used, and, especially in 19c. political contexts, negrophobia.
Tribalism and divisions over identity, whether it be ethniciity, region, colour are nothing new.