What event in the early 1900's was such a cataclysmic event that it ended an era of idealism and set the stage for the search for new values: chaos followed by a period of adjustment?

The correct answer is World War I

Although President Wilson swore that the Great War would be the end to all wars and that he would concentrate on domestic affairs, he was compelled to push the United into the First World War

i think option 3. would be ur best bet and u need to write it urself

have a good day

polticians and sentates thought to annoucne the fialre of articles of confedartion by making a centralized nation as a hole