Kennedy mentions in his "Inaugural Address" that "With cooperation, the United States and its allies can work to secure freedom for all". He also mentions that Americans have the responsibility to give of themselves to improve society.
The main argument he makes in his inaugural address is about protecting liberty throughout the world. He also states that Americans should give back to the country to improve society. Supported by the quote mentioned, with the support of the United States and their allies, the United States could achieve and maintain freedom and peacefulness for all.