Os Lusíadas is frequently compared to a poem by Virgil written in which language ?
Os Lusíadas:  It is often regarded as the most important work of Portuguese literature and is frequently compared to the Aeneid, Virgil's great epic poem. Aeneid: The Aeneid ( ; Latin: "Aeneis" ] ) is a Latin epic poem, written by Virgil between 29 and 19 BC, that tells the legendary story of Aeneas, a Trojan who travelled to Italy, where he became the ancestor of the Romans.
Latin