Complex sentence: Sarmiento encouraged the immigration and settling of European educators and built schools and public libraries throughout the country, in a programme that finally doubled the enrollment of students during his term; in Argentina, Teacher's Day (on September 11) commemorates his death.
Split into simpler sentences: Sarmiento encouraged the immigration and settling of European educators and built schools and public libraries throughout the country, in a programme that finally doubled the enrollment of students during his term. In Argentina, Teacher's Day (on September 11) commemorates his death.