As political scientists have pointed out, by knowing which side of the political divide a person chose during the Red Scare of the late 1940s, it’s possible to predict with near certainty their and their offspring’s political views on foreign affairs ever after: their support or opposition to the Vietnam War in the 1960s, their children’s support or opposition to Ronald Reagan’s Star Wars initiative in the 1980s; their grandchildren’s support or opposition to the invasion of Iraq in 2003. There is very little sign that this divide, rooted in the Cold War passions of seventy years ago, will
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