Read the passage given below carefully and answer the following questions:

The Cold War was not simply a matter of power rivalries, military alliances and of balance of power. These were accompanied by a real ideological conflict as well, a difference over the best and most appropriate way of organizing political, economic, and social life all over the world.

(i) Why is a war-like situation called Cold War?

(ii) Identify one military pact each signed by each of the two super powers to balance the power rivalries.

(iii) Differentiate between the ideologies represented by the rival blocs.