She accompanied her father as aide-de-camp on several of his overseas journeys, including his post-VE trip to Potsdam, where he met Harry S. Truman and Joseph Stalin.

She accompanied her husband, Christopher Soames, on his foreign postings as an Ambassador and/or Governor: to Paris (during 1968–1972) where she resided at Hotel de Charost, and to Rhodesia.

[6] She chose as her favourite record a movement from Beethoven's Pastoral Symphony, which evoked the joy of returning to the countryside for her, a devoted countrywoman.

[citation needed] A successful author, Lady Soames wrote an acclaimed biography of her mother, Clementine Churchill, in 1979.

Six months after her death, on 17 December 2014, Sotheby's London auctioned 255 items out of her collection on behalf of her heirs, including paintings by and memorabilia attached to her father.