Analyze the chart below and answer the questions that follow (one or two sentences for each question suffices)- 1. Identify one reason for the trend shown in total numbers between 1945-1985.

2. Explain one reason that the data in the above chart contributed to the absence of a full-scale war between the US and the USSR.

3. Identify one instance during the Cold War in which the use of nuclear warheads was narrowly averted.