I believe that the answer is: The invasion of the Bay of Pigs.
The first schools in America were called Latin Grammar schools, as the communities consisted mainly of Puritans who only sought education so the younger generations could read the Bible.
Two of the most significant totalitarian governments that existed following WWI were in Hitler's Germany and Mussolini's Italy, since both of these governments were "fascist" and were 2/3 of the "Axis" powers during World War II.