What was seen as the key to preventing future dictators like Hitler from emerging after ww2 1-stable governments
2- non violent societies
3-No socialist of communists in government
4-stable economies

The answer would be Stable Governments.

Explanation:

The reason was due to the creation of the UN (United Nations) and through help from the U.S.S.R (Soviet Union) and U.S (United States) aid plans to countries after the war. With aid, weak countries were able to recover from the largest, and deadlist war in history.

he supported the seperation of church and state. he also promoted religious tolerance.