National Security Archive | The Soviet Invasion of Afghanistan, 1979: Not Trump’s Terrorists, Nor Zbig’s Warm Water Ports
https://nsarchive.gwu.edu/briefing-book/afghanistan-russia-programs/2019-01-29/soviet-invasion-afghanistan-1979-not-trumps-terrorists-nor-zbigs-warm-water-ports
Carter Center | A Momentous Occasion: Academic Papers Written to Commemorate President Carter’s 1979 Decision to Normalize Relations with Chinahttps://www.cartercenter.org/news/features/p/china/china-program-2019-papers.html
China File | Normalization of Sino-American Relations: 40 Years Later
http://www.chinafile.com/reporting-opinion/viewpoint/normalization-of-sino-american-relations-40-years-later
China File | Did President George H.W. Bush Mishandle China?
http://www.chinafile.com/conversation/did-president-george-hw-bush-mishandle-china
Rand | Consequences of a Precipitous U.S. Withdrawal from Afghanistan
https://www.rand.org/pubs/perspectives/PE326.html
Council on Foreign Relations | The North Atlantic Treaty Organization
https://www.cfr.org/backgrounder/north-atlantic-treaty-organization-nato