UN General Assembly
1949

48. One of the questions which constantly arose was whether States with different social structures could co-exist and collaborate peacefully for the purpose of ensuring a lasting peace among the nations. The answer must necessarily be in the affirmative, for if peace were desired, it must be ensured under the existing conditions of a world as it was, by taking into consideration the fact that different States had different social structures. If the principle of non-intervention in the domestic affairs of States were respected, it was obvious that difference of social structure did not constitute a threat of war.