The Murder at the Vicarage was published. It was the first appearance of Miss Marple
Murder on the Orient Express was published
Death on the Nile was published
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Agatha works in the Pharmacy at University College Hospital during WW2 and learns about poisons
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British Intelligence investigates Agatha because she names one of her characters Mr. Bletchley. Bletchley Park was MI-5's top secret code breaking center
Agatha's play, Mousetrap was published. It has become one of the longest running plays in history.
Agatha becomes CBE (Commander of the Order of the British Empire)
Agatha became president of the Detection Club
Agatha was promoted to DBE (Dame Commander of the British Empire)
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