Secretaries of State

William Henry Seward

Biography of Secretary of State, William Henry Seward

William Henry Seward was appointed Secretary of State by Abraham Lincoln on March 5, 1861, and served until March 4, 1869. Seward carefully managed internat...Read More >>

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Milestones

Prague 1968

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

Education

A Journey Shared

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

Countries

Vietnam

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