show the years the Enlightenment period lasted.

The Enlightenment period lasted approximately from the late 17th century to the late 18th century.

The Enlightenment period, also known as the Age of Reason, lasted approximately from the late 17th century to the late 18th century. It is generally agreed to have started around the 1680s and continued until the late 18th century, with some variations in different countries.