Security warning for some regions:
Colombia and Mexico.
Security warning for entire country:
Algeria, Saudi Arabia, Russia, Honduras, Djibouti, Venezuela, Iran, El Salvador, Burundi, Niger, Mozambique, and Haiti.
Defer non-essential travel to some regions:
Philippines, Kenya, Mali, Mauritania, Israel, West Bank, and Gaza.
Defer non-essential travel:
Guinea, Liberia, Sierra Leone, and Pakistan.
Avoid all travel to some regions:
Ukraine, Nigeria, Cameroon, Democratic Republic of the Congo, Sudan and Chad.
Avoid all travel to this country:
Afghanistan, Lebanon, Iraq, South Sudan, Somalia, Lesotho, and North Korea.
Citizens remaining here depart immediately:
Central African Republic, Libya, Syria, Eritrea, and Yemen.