A UN Presence
A new kind of diplomatic instrumentality symbolized the UN as a "third force"--the UN presence. In cases like Suez, Gaza, Lebanon and Jordan, Laos, the governments and peoples of those areas preferred to be helped by the UN in their troubles than by the rival great powers. The latter, in turn, tolerated and even encouraged the UN to move in because they did not wish themselves to become embroiled as a result of the competitive effort to gain client states.
"As it becomes harder, and, indeed, far more dangerous," said Sir Patrick Dean in January 1961, "for us all directly to pursue purely national policies, particularly in these so-called uncommitted areas, so we together must be the more ready to work with other like-minded nations of the free world through international bodies and particularly the UN."
The theory of the UN presence was formulated with considerable care and detail by Hammarskjold in the Introduction