The "Holy Experiment" was an attempt by the Religious Society of Friends, also known as Quakers, to establish a community for themselves and other persecuted religious minorities in what would become the modern state of Pennsylvania.
President Kennedy, in those words from his inaugural speech in 1961, wanted to urge Americans toward public service and global service. Kennedy was instrumental in establishing the Peace Corps, which was put into place not long after his inauguration (already in March, 1961). The Peace Corps enlisted Americans as volunteers to give their time to serving underdeveloped nations in the world.
The Little Rock Nine was a group of African American of nine students enrolled in Little Rock Central High School in 1957. S<span>tudents involved in an early effort at desegregation.:)
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The key reason for Calvin Coolidge's victory in the 1924 presidential election is that they managed to get voters from southern states to vote for him!
Hope this helps!