Simplify the following text for a Grade 9 native English-speaking person.
Original: El Mercurio de ValparaÃ so is the oldest newspaper of Chile , and the oldest one in the world in Spanish language that is still being published â `` the first newspaper in Chile was La Aurora de Chile .
Simplified: El Mercurio de ValparaÃ so is the oldest circulating newspaper in Chile and in the Spanish language .