Full Idea
I tend to think of modernity as coming in the late twelfth century, with Averroes's magisterial commentaries on Aristotle.
Gist of Idea
Modernity begins in the late 12th century, with Averroes's commentaries on Aristotle
Source
Robert Pasnau (Metaphysical Themes 1274-1671 [2011], 1.1)
Book Reference
Pasnau,Robert: 'Metaphysical Themes 1274-1671' [OUP 2011], p.1
A Reaction
A rather quirky use of 'modernity', but this seems to be a huge landmark. Note that it comes from the Islamic Arab world, not from Europe.