1. Asmus, R. 2004. Opening NATO’s Door: How the Alliance Remade Itself for a New Era. New York: Columbia University Press.
2. Baker, J. 2022. How I Want the World to Remember Gorbachev. New York Times, September 7.
3. Burns, W.J. 2019. The Back Channel: A Memoir of American Diplomacy and a Case for Its Renewal. New York: Random House.
4. Gates, R.M. 2020. Exercise of Power: American Failures, Successes, and a New Path Forward in the Post-Cold War World. New York: Alfred A. Knopf.
5. Kennan, G.F. 1997. A Fateful Error. The New York Times, February 5. Available at https://www.nytimes.com/1997/02/05/opinion/a-fateful-error.html.