Swedish entrepreneur Ivar Kreuger built a fortune selling matches. He used this money to build a world famous financial empire that bankrolled whole countries. France borrowed from Kreuger. Germany borrowed from Krueger. He was crowned "The Match King" and ruled Wall Street in the 1920s.

But Kreuger's business was about to burn to the ground. The Swede had been using shady - even criminal - methods to move money around his empire and the good times came to an end. The discovery of Kreuger's crimes created chaos, but also proved pivotal in the creation of America's modern financial safeguards.

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In 1999, Jack Welch was named "Manager of the Century". As CEO of General Electric for 20 years, Welch transformed the conglomerate and made it the biggest company in the world. Nicknamed "Neutron Jack", he closed down big chunks of old GE and set up new ventures... including GE Capital - which operated more like a bank than the wing of a manufacturing giant.

Under the leadership of "Neutron Jack", General Electric was consistently profitable and seemed to be a safe investment... but in fact the company was headed for disaster.

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Running a wine business in Napoleonic France wasn't easy. Constant wars meant naval blockades stopped you exporting your wares and invading armies might loot your cellars. But it was even harder for women - who were forbidden to run companies.

None of this stopped Barbe-Nicole Clicquot. When her husband died, she used a loophole that allowed widows to be entrepreneurs. Naming her Champagne brand after herself - Veuve Clicquot - the "Widow Clicquot" pioneered innovations in production and marketing that transformed the entire industry.

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