In 1911, she returned to England but visited Germany several times before the outbreak of the First World War.

[1] She converted to Anglo-Catholicism and, after graduating, from 1921 worked as an employee for the Student Christian Movement of Great Britain (SCM),[2] first in Manchester and from 1922 in London.

Her groups travelled widely around Germany in the pre-war years, visiting, for example, a labour camp.

[3] The London Ambassador Joachim von Ribbentrop had hoped to harness the British groups of visitors for propaganda purposes but in 1937 found this was not possible and obstructed further visits.

She planned to set this up in the Catherine Foundation buildings in Regent's Park but this fell through.