1The new policy marks the beginning of a new era in international relations.
2Is this the end of an era for the company, or can it recover from the financial crisis?
3The Renaissance was a cultural and artistic era in Europe that lasted from the 14th to the 17th century.
4If we do not take action now, we risk entering a new era of environmental disaster.
5The discovery of penicillin ushered in a new era in the treatment of bacterial infections.