Is Swine Flu a national issue?

Swine flu, also known as H1N1, was declared a global pandemic by the World Health Organization (WHO) in 2009. The virus spread to multiple countries, including the United States, and resulted in a significant public health emergency. The H1N1 virus was categorized as a national issue in various countries due to its rapid transmission and potential severity, prompting governments to implement public health measures to mitigate the impact of the outbreak.