Oct. 9, 2007 — Dow Jones industrial average peaks at record 14,164.53.

December 2007 — Start of the Great Recession.

Sept. 15, 2008 — Lehman Brothers collapses, triggering financial crisis. Lending freezes around the world, global trade nearly stalls, stocks plunge.

October 2008 — Slow-motion stock market crash in the U.S. Dow drops 2,400 points, or 22 percent, in the first eight trading days of the month.

Dec. 17, 2008 — To boost the economy, U.S. Federal Reserve lowers short-term lending rate to nearly zero. It remains there nearly five years later.

March 9, 2009 — Dow hits bottom at 6,547.05, down 54 percent from its peak. Investors lose 12 years of gains, or $11 trillion, in just 17 months.

June 2009 — Official end of the Great Recession.

March 5, 2013 — Dow recovers all its losses. Sets new high of 14,253.77.