Analyze the reasons of European appeasement policy.

There are many explanations for the appeasement policy towards western countries:

1. Aiming at the Soviet Union and capitalism, trying to "bring disaster to the East";

2. Fear of world war;

3. The economic trauma caused by the First World War has not yet healed;

4. Fear of strategic bombing by Germany;

5. The Treaty of Versailles suppressed Germany excessively, making countries think that Germany only wants to respond to all interests;

6. Didn't really realize the danger and harmfulness of Nazi and Hitler;

7. Betrayal of Western allies, etc.