Nationally , Spanish is the —de facto or de jure— official language of Argentina , Bolivia (co-official Quechua and Aymara) , Chile , Colombia , Costa Rica , Cuba , Dominican Republic , Ecuador , El Salvador , Guatemala , Honduras , Mexico , Nicaragua , Panama , Paraguay (co-official Guaraní) , Peru (co-official Quechua and , in some regions , Aymara) , Uruguay , and Venezuela .
Entity: Argentina — Type: /location, /location/country, /person, /organization/sports_team, /organization