Answer:
great success due to his ability to use his personal charisma to appeal directly to the American people in support of his legislative program
Explanation:
During the J.F Kennedy as the Presidemt of the United States between the year 1961 to 1963 before his assassination, he pursued New Frontier domestic policy, in which he experienced "great success due to his ability to use his personal charisma to appeal directly to the American people in support of his legislative program"
This is evident in the fact that President J.F. Kennedy was widely accepted and loved for his personality by the Americans
This is called the frustration of purpose. It's a doctrine about how cases would be solved if unforeseen circumstances were to occur. A modern example would be if you took a mortgage but an earthquake completely destroyed your house. Due to the frustration of purpose, you could have your mortgage canceled because you don't have a house that the mortgage was for, so you wouldn't have to pay for it any more.
John Locke (you can also use quizlet)