1. Aldrich, John H., Christopher Gelpi, Peter Feaver, Jason Reifler, and Kristin Thompson Sharp. “Foreign Policy and the Electoral Connection.” Annual Review of Political Science 9, no. 1 (2006): 477–502.
2. Atwood, Kylie, and Nicole Gaouette. “How Biden Plans to Undo Trump’s ‘America First’ Foreign Policy and Return US to World Stage.” October 31, 2020, CNN. Accessed November 17, 2020. https://www.cnn.com/2020/10/31/politics/biden-foreign-policy-plans/index.html.
3. Ballotpedia. “Donald Trump Presidential Campaign 2020: Campaign Ads.” Accessed November 20, 2020. https://ballotpedia.org/Donald_Trump_presidential_campaign,_2020.
4. Ballotpedia. “Joe Biden Presidential Campaign 2020: Campaign Ads.” Accessed November 20, 2020. https://ballotpedia.org/Joe_Biden_presidential_campaign,_2020.
5. Barrett, Malachi. “Democratic Ads Put a Spotlight on Midwest Trump Deserters.” November 13, 2019, M Live. Accessed December 1, 2020. https://www.mlive.com/public-interest/2019/11/democratic-ads-put-a-spotlight-on-midwest-trump-deserters.html.