Complex sentence: Antihaitianismo was strongly institutionalized during the regime of Rafael Leónidas Trujillo, where it was integrated intp the school curriculum This educational policy became conjoined under Trujillo with a "Dominicanization" of the Dominican-Haitian border region.
Split into simpler sentences: Antihaitianismo was strongly institutionalized during the regime of Rafael Leónidas Trujillo. It became part of the school curriculum This educational policy became conjoined under Trujillo with a "Dominicanization" of the Dominican-Haitian border region.