Secretaries of State

Jeremiah Sullivan Black

Biography of Secretary of State, Jeremiah Sullivan Black

Jeremiah Sullivan Black served as Attorney General in President James Buchanan’s Cabinet until December 17, 1860, when he was chosen to succeed Lewis Cass as Se...Read More >>

Frequently Asked Questions

Sample document image

Where can I find Department of State records?

Looking for Department of State documents? Click here to find out more about where documents are located: Read More >>

Stay Connected with


Where has the US participated in past BIE-designated #worldexpos? @ConGenMilan #expo2015 #twitterstorians 4 May

Historians from @HistoryAtState “Unpacking the Life Cycle of the #FRUS Series” this morning at @ByrdCLS #SHFG2015 #twitterstorians 25 Apr

Good morning SHFG! Excited to present #FRUS series visualizations at #SHFG2015 Digital History Workshop today! #dh #twitterstorians 24 Apr


Prague 1968

On August 20, 1968, the Soviet Union led Warsaw Pact troops in an invasion of Czechoslovakia.


A Journey Shared

For teachers: A curriculum guide exploring 200 years of U.S.-China relations.



A guide to the history of U.S. diplomatic relations with Vietnam.