Sean Fletcher investigates the secrets of a shipwrecked 15th-century trading galleon found by accident off Newport in 2002, her international significance and how two of Europe's most turbulent and violent wars shaped her fate. He discovers what this trading galleon carried, and to where and a possible powerful owner. He also sheds light on a possible connection to the Wars of the Roses.

Sean Fletcher investigates the secrets of a shipwrecked 15th-century trading galleon found by accident off Newport in south Wales in 2002, her international significance and how two of Europe's most turbulent and violent wars shaped her fate. He discovers what this trading galleon carried, and to where and a possible powerful owner. He also sheds light on a possible connection to the Wars of the Roses.