1881-1969 africaninfluences anti-semitismo(história) antisemitism antisemitisme antisemitismus antisémitisme asimilacioncultural blacks civilization contributionsincubanethnologycabrera contributionsincubanethnologylachatañeré contributionsincubanethnologyortiz cuba culturalassimilation discrimination drittesreich ethnicrelations ethnology fernando germany histoire history jews judeus(história) juifs lydia minoritystudies nazismo(educação) negros onderwijs opinionpublique publicopinion racerelations relaçõesétnicaseraciais rómulo schoolboeken schule socialscience öffentlichemeinung