Few American abolitionists were proponents of amalgamation, but many were called amalgamationists by proslaveryites in the two decades or so before the Civil War in the U.S.
This American term of amalgamationist has been applied to anyone who favors a social and genetic mixture of whites and blacks and was first recorded in 1838, when Harriet Martineau complained that people were calling her an amalgamationist when she didn't even know what the word meant.
Harriet Martineau (June 12, 1802–June 27, 1876) was an English writer and philosopher, renowned in her day as a controversial journalist, political economist, abolitionist and "a life-long feminist".
2. Black America, the masses, are equally opposed to the integration and amalgamation of the races.
3. The drive for more and more amalgamation is, and always has been spearheaded by those "coloureds" who maintain a separatist society within the black race, and who are not, and never have been, identified with the black masses.