1The demise of the Soviet Union marked the end of the Cold War and the beginning of a new era in international relations.
2The company's demise was a result of poor management and a failure to adapt to changing market conditions.
3The decline of traditional industries has led to the demise of many small towns and communities.
4The demise of the old aristocracy paved the way for the rise of a new middle class.
5The historian argued that the demise of the Roman Empire was a gradual process that occurred over several centuries.