Nuclear Security Summit
History
Table:
Date
Country
City
Host leader

April 12–13, 2010
United States
Washington, D.C.
Barack Obama

March 26–27, 2012
South Korea
Seoul
Lee Myung-bak

March 24–25, 2014
Netherlands
The Hague
Mark Rutte

March 31–April 1, 2016
United States
Washington, D.C.
Barack Obama

Examining the table called Nuclear Security Summit in the "History" section, answer the following question with a short sentence: Where and when was the first Nuclear Security Summit held? Return your answer as JSON: {"answer": "YOUR ANSWER"}.

answer: The first summit was held in Washington, D.C., United States, on April 12–13, 2010.