Where did Cold War themes Start to pop in American culture?

Many works use the Cold War as a backdrop, or directly take part in fictional conflict between the United States and the Soviet Union. The period 1953–62 saw Cold War themes first enter the mainstream culture as a public preoccupation. For the historical context in America see United States in the 1950s. The Cold War shaped American foreign policy and political ideology, impacted the domestic economy and the presidency, and affected the personal lives of Americans creating a climate of expected conformity and normalcy. By the end of the 1950's, dissent slowly increased reaching a climax by the late 1960's. In saying this, it started to pop in the late 1960's

i think it was   tsar alexander ii

image result for what are some causes and effects of pontiac's rebellion?

the colonists were also expected to pay a tax to meet the costs of establishing and manning the borders of the proclamation line which led to the belief that the king had sided with the indians despite pontiac's rebellion, against the interests of the settlers. this contributed to the causes of the american revolution.