Francis Drake was a pirate: Good Queen Bess took a cut of his profits. This week's three-part series stands back from the 400-year-old story of 'victory' and 'defeat' to look at what really happened in 1588. A number of new discoveries in archives and in the wrecks, together with new analysis by experts in many countries, means that the Armada must now be seen in a different way. In this first film the background to the story is spelled out.