Kennedy's message emphasizes the United States' readiness to safeguard freedom against common enemies and the importance of a global alliance.
The best explanation of Kennedy's message in this excerpt is that the United States is prepared to protect freedom. Kennedy talks about coming together against common enemies like tyranny, poverty, disease, and war, highlighting the need for a global alliance for a more fruitful life for all mankind. His focus is on defending freedom and the responsibility that comes with it, not just preparing for war or showcasing superiority.
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