What is a sentence for epidemic

"Poor Rev. Martin died in a flu epidemic in '04," Fred said, his voice sounding duly respectful.

In 1903 the city was devastated by an epidemic of plague.

In 1888 there was an epidemic of yellow fever.

The country is naturally very healthful, as evidence of which may be mentioned that no great epidemic has ever visited the state.

While he was there a terrible epidemic of the plague broke out and lasted for two years, carrying off more than a third of the inhabitants of Cairo and Alexandria.

*Hope that helps and enjoy :)*

Your answer would be "It is necessary to encourage cordial relationships between countries."