The Freedom of Information Act is one of the crown jewels of the modern American republic. The law, which requires public access to most government documents and communications, has made it significantly easier for Americans and the journalists who inform them to hold government officials accountable.
In a day and age when government gets ever-bigger, FOIA protects Americans from being ruled in secret. Or at least, it does so when officials actually follow the law — which, unfortunately, they often do not.