Answer:
Eisenhower served as President during the Cold War, a time of high diplomatic tension among the US versus the Soviet Union. The Eisenhower government carried out the Truman leadership's policy of isolation which aimed to keep Communism from spreading to new countries.
Eisenhower believed that one should protect from the military establishment gaining unwarranted power, whether desired or unsought. The risk of a catastrophic increase of disproportionate power persists and will continue to occur.