This surprised me; even at the height of the phrase "war on terror", it was still matched by "cold war", which was going down, then bounced up: http://chronicle

This surprised me; even at the height of the phrase "war on terror", it was still matched by "cold war", which was going down, then bounced up: http://chronicle.nytlabs.com/?keyword=cold%20war.war%20on%20terror http://chronicle.nytlabs.com/?keyword=cold%20war.war%20on%20... Also, a nice way of visualizing just how far back this data reaches: http://chronicle.nytlabs.com/?keyword=reconstruction http://chronicle.nytlabs.com/?keyword=reconstruction