Question: Who developed the phrase of describing countries that Cameroon's foriegn relations supports the non-interference in?
Sentence (from "Foreign relations of Vietnam"): Develop relations with countries and territories in the world, as well as international organizations, while showing: respect for each other's independence; sovereignty and territorial integrity; non-interference in each other's international affairs; non-use or threat of force; settlement of disagreements and disputes by means of peaceful negotiations; mutual respect, equality and mutual benefit."
Relevant evidence: No