Was L'Orfeo written in the late 1600's?

No, L'Orfeo was not written in the late 1600s; it was composed in 1607 by Claudio Monteverdi. This Opera is considered one of the earliest and most significant works in the history of opera, marking a pivotal moment in the transition from Renaissance to Baroque music. Monteverdi's L'Orfeo premiered in Mantua and is celebrated for its innovative use of music to convey emotion and drama.