Question: What is a Pandemic? What does this mean on a world level? What is the role of the Community Health Nurse to promote global health security? What does this mean on a national level? What is the role of the Community Health Nurse to promote national health security? What does this mean on a state level? What is the role of the Community Health Nurse to promote state health security? What does this mean on an individual community level (your own community)? What is the role of the Community Health Nurse to promote community health security? Need Assignment Help?