What were the origins and the early manifestations of the Cold War?

In 1945 as the Second World War was coming to a close there emerged a new and altogether different type of war. The Cold War, as it is known, was a war where the two superpowers of the time the United States (US) and the Union of Soviet Socialist Republics (USSR) fought each other in many different battlefronts but never involving actual armed conflict with each other. This war lasted for about half a century and in this essay I shall relate the origins and the early manifestations of this war.
The most significant reason for the start of the Cold War was the opposite and conflicting ideo…