We also find that the UN is generally regarded as the most important international organisation in today’s world. In the eyes of many people all over the world, it is indispensable and represents the great hope of humanity for peace and progress. Who was the second Secretary-General of the UN?

Dag Hammarskjold Kofi A. Annan Trygve Lie Ban Ki-moon

Dag Hammarskjold

Dag Hammarskjold-  the UN’s second Secretary-General.