Rubuta ci gaba ga wannan sakin layi - A shekara ta 1932, a cikin zurfin Babban Mawuyacin hali wanda ya biyo bayan yajin aikin gama gari na 1926 United Kingdom
, fitar da kwal ya ragu zuwa kasa da tan miliyan 5, kuma an ajiye dozin jiragen ruwa na gida. Lokaci ne na damuwa wanda Cardiff bai taɓa farfadowa da gaske ba, kuma duk da yawan aiki a tashar jiragen ruwa a lokacin Yaƙin Duniya na Biyu, fitar da kwal ya ci gaba da raguwa, a ƙarshe ya tsaya a 1964.