The movie tells of the girl Emma Hamilton, including a set of her assignments in front of Sir William Hamilton and Admiral Horatio Nelson. It is a different story as it was set during the Napoleonic Wars of this period.
Not only does Leigh look outrageously beautiful, but she seems to be radiating sheer, undiluted adoration and desire through her eyes, voice and movements, perfectly received and matched by Olivier.
Olivier and Vivien Leigh made this romantic historical melodrama at the height of their popularity, which became Churchill's favorite film due to its propaganda elements during WWII.