http://travel.state.gov/travel/cis_p...w/tw_1764.html
Travel Warnings are issued to describe long-term, protracted conditions that make a country dangerous or unstable. A Travel Warning is also issued when the U.S. Government's ability to assist American citizens is constrained due to the closure of an embassy or consulate or because of a drawdown of its staff. The countries listed below meet those criteria.
Algeria 03/04/2009
Saudi Arabia 03/04/2009
Sudan 02/26/2009
Pakistan 02/25/2009
Eritrea 02/18/2009
Syria 02/12/2009
Congo, Democratic Republic of the 02/05/2009
Haiti 01/28/2009
Philippines 01/27/2009
Israel, the West Bank and Gaza 01/15/2009
Burundi 01/08/2009
Sri Lanka 12/22/2008
Cote d'Ivoire 12/15/2008
Georgia 12/12/2008
Zimbabwe 12/12/2008
Nigeria 12/02/2008
Nepal 11/21/2008
Somalia 11/15/2008
Chad 11/14/2008
Kenya 11/14/2008
Yemen 11/10/2008
Iran 09/15/2008
Lebanon 09/10/2008
Afghanistan 09/10/2008
Colombia 08/07/2008
Uzbekistan 07/03/2008
Iraq 06/13/2008
Central African Republic 03/25/2008