CountryActionAction DateEffective Date
BRITISH EMPIRESignature23/11/1923
BRITISH EMPIRERatification06/08/1924
FRANCESignature23/11/1923
FRANCERatification30/08/1924
ITALYSignature23/11/1923
ITALYRatification06/08/1924
JAPANSignature23/11/1923
JAPANRatification06/08/1924
UNITED KINGDOMSignature23/11/1923
UNITED KINGDOMRatification06/08/1924