In 1943 she was appointed Lieutenant Colonel, the regional commander responsible for recruiting women in Indian naval offices.

9 Squadron RAF, another led the 19th Punjab regiment at the Battle of Wadi Akarit, and her sister Beryl joined the Intelligence Corps.

[1] At the age of five years Cooper was sent to live with grandparents in England, where she completed her early education at Oxford High School.

[1] In September 1943, she was appointed Lieutenant Colonel, the regional commander responsible for recruiting women in Indian naval offices.

[2] Cooper wrote in 1945 that "for the Indian girls it was the experience of a life time and broadened their outlook considerably – helping towards emancipation".

[2][3] She explained that "as two-thirds of the women who enrolled were Indian, two styles of uniforms were developed, one consisting of a white sari with a blue border, to suit the graceful Indian girls, and, for the British and Anglo-Indians, an attractive uniform based on that of the Women's Royal Naval Service (WRNS).

[1][6] Cooper, then Peggy Skipwith, died on 7 December 2015, almost two months after her 100th birthday, and was survived by her sister, daughter, one daughter-in-law, one grandson, and a great-grandson.