Doug Short overlays the 4 major bear markets of the past centruy onto one chart. Its a comparison of today’s S&P 500, the Dow post 1929, the Nikkei post 1989, and the NASDAQ after the tech bubble:
Chart via Doug Short
Here’s another link that allows you to see the comparison by degrees.
Very nice work, Doug!
Note: Doug goes on my list of people who work on Wall Street and have and have a market appropriate name. . . .