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Washington, D.C., District of Columbia / Museums

National Museum of American Diplomacy

Located at the U.S. Department of State headquarters, this unique institution is the first museum in the United States dedicated to the history, practice, and challenges of American diplomacy.

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What is the National Museum of American Diplomacy known for?

It is the first and only museum in the United States dedicated to telling the story of the history, practice, and challenges of American diplomacy.

Where is the museum located?

The museum is located at 330 21st St. NW, Washington, DC 20006, at the 21st Street entrance to the Harry S Truman Building, which serves as the U.S. Department of State headquarters.

What can I see at the museum?

The museum features exhibitions and programs that cover the entire history of U.S. diplomacy from 1776 to the present. Its design includes interactive technologies that provide real-time connections with exhibits and embassies worldwide.

What should I check before going?

Use Gyde for context, then check official sources for current hours, tickets, construction, and closures.

What to know

The National Museum of American Diplomacy is the first and only museum in the United States specifically dedicated to the stories of American diplomacy. Situated at the 21st Street entrance of the Harry S Truman Building, the museum allows visitors to explore the history, practice, and challenges of the nation's international relations. Spanning the entire history of U.S. diplomacy from 1776 to the present day, the museum covers events that have occurred all over the world. The U.S. Department of State unveiled the institution with its inaugural exhibition, titled 'Diplomacy Is Our Mission.' Designed by Beyer Blinder Belle, the museum incorporates interactive technologies that facilitate real-time connections with embassies and exhibits located throughout the world. This modern approach helps the public discover how diplomacy impacts their daily lives through various programs and exhibitions. The museum's creation was supported by the Diplomacy Center Foundation, a private-sector partner to the U.S. Department of State. Located at 330 21st St. NW, it provides a one-of-a-kind look at how the United States engages with the global community.

Visitor tips

  • Enter through the 21st Street entrance of the Harry S Truman Building.
  • Allow at least 90 minutes to explore the interactive exhibits.
  • Check for current exhibition updates on the official State Department diplomacy website.

Nearby context

The museum is located within the Harry S Truman Building, the headquarters of the U.S. Department of State, placing it in the heart of Washington, D.C.'s diplomatic corridor.

Sources

Evidence and links