Kennedy's message in the excerpt emphasizes the United States' readiness to protect freedom and promote global unity against common enemies.
The statement that best explains Kennedy's message in this excerpt is:
President Kennedy's speech emphasizes the idea of a united global effort against common enemies like tyranny and poverty, highlighting the commitment to defending freedom and promoting a better life for all. He calls for a grand alliance across different regions to ensure a more fruitful existence for humanity, emphasizing the importance of standing strong against shared adversaries.
https://brainly.com/question/10618183