Three Main Events that Caused the Escalation of the Cold war up to the Berlin Blockade

I believe that there were three main events that caused the escalation of the Cold War. This essay is going to assess how these three events contributed to the escalation of the Cold War and how important they were to its continuation.
In my opinion the first strains in the relation between the two sides started at Potsdam more then at Yalta. When we look at Yalta we only see agreements such as "Hold free elections in Soviet occupied territory"; "Set up UN" etc. but it's in Potsdam that the first disagreements start to emerge. For example they did decide on a few new things but the main fo…