Looking back through the data from 2004 through 2007, the Icelandic krona was one of the most overvalued currencies.

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But - looking back through history - it's the advice that governments almost never follow.

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Looking back since Oct 1988 through Sept 2009, the buffer would have saved you only 6.6% on average, not 10%.

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Looking back to the 1970s and our most recent decade through the prism of the gold price, what's perhaps mysterious becomes more explainable.

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The assessments are part of a full interagency review now under way by the U.S. intelligence and law enforcement community, who are going back through their databases and information looking for any links to the two men.

CNN: FBI agents interviewed bombing suspect in 2011

Looking back at this chart, the equity market continued to tumble through January 2009 as more Americans filed for unemployment each week.

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