In Canada, however, the Métis, who also have partly Amerindian and partly white, often French-Canadian, ancestry, have identified as an ethnic group and are a constitutionally recognized aboriginal people.
The differences between related terms and words which encompass aspects of racial admixture show the impact of different historical and cultural factors leading to changing social interpretations of race and ethnicity.
There was already much opposition to the war effort.
The pamphlet and variations on it were reprinted widely in both the north and south by Democrats and Confederates.
Thus the Comte de Montlosier, in exile during the French Revolution, equated class difference in 18th-century France with racial difference. in 1863, and the etymology of the word is tied up with political conflicts during the American Civil War over the abolition of slavery and over the racial segregation of African-Americans.
Borrowing Boulainvilliers' discourse on the "Nordic race" as being the French aristocracy that invaded the plebeian "Gauls", he showed his contempt for the lowest social class, the Third Estate, calling it "this new people born of slaves ... Miscegenation comes from the Latin miscere, "to mix" and genus, "kind". The reference to genus was made to emphasize the supposedly distinct biological differences between whites and non-whites, though all humans belong to the same genus, Homo, and the same species, Homo sapiens.
These words, much older than the term miscegenation, are derived from the Late Latin mixticius for "mixed", which is also the root of the Spanish word mestizo.
Portuguese also uses miscigenação, derived from the same Latin root as the English word.
Because of the term's historical use in contexts that typically implied disapproval, more unambiguously neutral terms such as interracial, interethnic, or cross-cultural are more common in contemporary usage.
The term miscegenation has been used since the 19th century to refer to interracial marriage and interracial sexual relations, In the present day, the word miscegenation is avoided by many scholars, because the term suggests a concrete biological phenomenon, rather than a categorization imposed on certain relationships.
In 1967, the United States Supreme Court unanimously ruled in Loving v.
Virginia that anti-miscegenation laws are unconstitutional. With this ruling, these laws were no longer in effect in the remaining 16 states that still had them.
It purported to advocate the intermarriage of whites and blacks until they were indistinguishably mixed, as a desirable goal, and further asserted that this was the goal of the Republican Party.