23 Countries the U.S. Warns Americans Against Visiting Now: The Full Story

14. South Sudan: Civil Conflict & Humanitarian Crisis

South Sudan is under a "Do Not Travel" advisory due to ongoing armed conflict, violent crime (including carjackings, shootings, and kidnappings), and a severe humanitarian crisis. Inter-communal violence is widespread, and foreigners can be caught in the crossfire. The U.S. government has very limited ability to provide assistance. The full story is a young nation plagued by internal conflict and dire conditions, making it exceptionally dangerous for any travel.