McAllister, William B., Joshua Botts, Peter Cozzens, and Aaron W. Marrs. Toward ’Thorough, Accurate, and Reliable’: A History of the Foreign Relations of the United States Series. Washington, D.C.: U.S. Department of State, Office of the Historian, Bureau of Public Affairs, 2015. https://history.state.gov/historicaldocuments/frus-history.