noun
era
EER-uh/ˈɪrə/
A period of time marked by particular events or characteristics.
The locomotive, mill, and paddle steamer depict the steam era.

Etymology
Latin aera named a starting point from which time was reckoned. The meaning shifted from that chronological starting point to a historical period, such as one distinguished by particular events.
In context
The Jacobean era was marked by a shift from the Renaissance era towards a more Baroque style. The Baroque style was characterized by an emphasis on emotions, vivid imagery, and a fascination with religious and mythological themes.