Conversation so far:
What was the second marriage?
By the time her marriage to Spencer was dissolved, Wallis had become involved with Ernest Aldrich Simpson, an Anglo-American shipping executive and former officer in the Coldstream Guards.
How did she meet him?
He divorced his first wife, Dorothea (by whom he had a daughter, Audrey), to marry Wallis on 21 July 1928 at the Register Office in Chelsea, London.
Did the second marriage last?
CANNOTANSWER.
When did she get divorced?
CANNOTANSWER.

Question: Can you give me any interesting information?
Self-contained rewrite: Can you give me any interesting information about Wallis Simpson and Ernest Aldrich Simpson?