Iconic couples: Wallis Simpson and Edward VIII

In August 1934, the prince took a cruise, and though both the Simpsons were invited, Ernest could not accompany his wife because of business commitments.

It was on this cruise, Wallis later stated, that she and Edward "crossed the line that marks the indefinable boundary between friendship and love". Edward became a regular visitor to Wallis' residence and she became the only woman in his life