Final answer:
Kennedy's quote about rights signifies that an infringement on one's rights undermines the rights of all, a concept tied to the universal principles of equality and civil liberties. His administration's efforts towards civil rights were influenced by the Cold War and aimed at improving the U.S.'s global image.
Step-by-step explanation:
When John F. Kennedy said, "The rights of every man are diminished when the rights of one man are threatened," he was conveying the idea that the infringement upon the civil liberties of any individual weakens the foundation of rights for all individuals. This principle underscores the interconnectedness of society and the concept that allowing injustices to occur unchallenged sets a precedent that could potentially harm everyone's rights.
Kennedy's approach to civil rights was heavily influenced by the Cold War context and the struggle for global perception. His administration recognized that promoting racial equality was vital not only for moral reasons but also for the pragmatic purpose of strengthening the United States' international reputation and influence, which was essential during the conflict with the Soviet Union.
Kennedy's assertion reflects the ideals expressed in the opening of the Declaration of Independence, emphasizing that all men are created equal and have unalienable rights. His civil rights policies, like the establishment of the Council for Equal Employment Opportunity, were initial steps to embody these principles, although his efforts were cautious due to the political climate of the times.