Like many commentators, I regard August 9 2007 as the start of the “Global Financial Crisis”. On that day, BNP Paribas declared that several of its funds were being closed because liquidity in those markets had completely evaporated:
So I was particularly amused–in a sick sort of way–to see this brilliant info-graphic on The Fed on Twitter today: it plots the amount of laughter in FOMC meetings between 2000 and 2012. “Peak Laughter” occurred literally days before the crisis began: