The Afro-American religion of Caribbean, Santería, developed where? 
Babalú:  The song title is a reference to the Santería deity Babalú Ayé. Santería: Santería, also known as Regla de Ochá, La Regla de Ifá, or Lucumi, is an Afro-American religion of Caribbean origin that developed in the Spanish Empire among West African descendants.
the Spanish Empire