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.
I wanna say elected legislatures could be wrong
the Passage of Jim Crow Laws by the state legislature.
Imperialism didn't have a huge role in sparking world war one. It was really assassination of Archduke Franz Ferdinand and his wife.