[rdouble]

The term 'Fundamentalism' refers to a specific American religious movement that took off around 1920. It has it's roots in a series of essays called "The Fundamentals" which were published in 1909-1910.

http://en.wikipedia.org/wiki/The_Fundamentals

[vacri]

Perhaps as a label, which I guess is what's being referred to here, but the ethic goes back a much longer way.