Final answer:
The author includes information about Eisenhower to provide historical context, shedding light on his influence on presidential decisions and national defense during the Cold War.
Step-by-step explanation:
The most likely reason the author includes information about Dwight D. Eisenhower in the text is to provide historical context and background information. Eisenhower's role as a military leader and as President during a critical period of American history, specifically the Cold War era, is crucial in understanding the decisions made regarding national defense and foreign policy. His experience and reputation likely influenced his presidential decisions and symbolized a larger national sentiment towards peace and stability in a time of global tension.