1. A perspective or opinion formed based on historical events, prior experiences, or earlier understanding
From a past viewpoint, the decision seemed reasonable, but we now see its flaws.
De uma perspectiva do passado, a decisão parecia razoável, mas agora vemos seus defeitos.
2. An outlook or interpretation of events as they were understood in a previous time period
The historian examined the issue from the past viewpoint of the 19th century.
O historiador examinou a questão da perspectiva do século XIX.