John Milton 
Areopagitica 

'Areopagitica; A speech of Mr. John Milton for the Liberty of Unlicenc’d Printing, to the Parlament of England’ is a 1644 prose polemic by the English poet, scholar, and polemical author John Milton opposing licensing and censorship.

John Milton (9 December 1608 – 8 November 1674) was an English poet, polemicist, man of letters, and civil servant for the Commonwealth of England under Oliver Cromwell.