Cornelius Tacitus (c. 56–120 CE) is considered the greatest of the ancient historians. He writes about maintaining neutrality in his writing. A student of the grammarian Quintilian, Tacitus wrote:
De vita Iulii Agricolae 'The Life of Julius Agricola
De origine et situ Germanorum 'The Germania'
Dialogus de oratoribus 'Dialogue on Oratory' 'Histories'
Ab excessu divi Augusti 'Annals'