Answer:
The attitude of an unfair peace and US non-involvement in the League of Nations help set up the foundations for a new world conflict because, since the United States did not join, the League of Nations was not respected, and no one followed followed the rules of peace set by Woodrow Wilson; the United States wished to stay away from European involvement. Germany was also left to the unfair blame of causing the war and having to pay everyone back for the casualties for the war, bringing about an attitude of unfair peace in Europe.
Step-by-step explanation: